TS912, TS912A, TS912B Rail-to-rail CMOS dual operational amplifier Datasheet − production data Features ■ Rail-to-rail input and output voltage ranges ■ Single (or dual) supply operation from 2.7 to 16 V ■ Extremely low input bias current: 1 pA typ. ■ Low input offset voltage: 2 mV max.
Contents TS912, TS912A, TS912B Contents 1 Absolute maximum ratings and operating conditions . . . . . . . . . . . . . 3 2 Schematic diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 3 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 4 Macromodel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 5 4.1 Important note concerning this macromodel . . . . . .
TS912, TS912A, TS912B Absolute maximum ratings and operating conditions 1 Absolute maximum ratings and operating conditions Table 1. Absolute maximum ratings Symbol VCC Vid Parameter Supply voltage(1) Differential input voltage (2) (3) Value Unit 18 V ±18 V -0.
Schematic diagram TS912, TS912A, TS912B 2 Schematic diagram Figure 1.
TS912, TS912A, TS912B Electrical characteristics 3 Electrical characteristics Table 3. VCC+ = 3 V, VCC- = 0 V, RL, CL connected to VCC/2, Tamb = 25 °C (unless otherwise specified) Symbol Vio ΔVio Parameter Min. Typ. Input offset voltage (Vic = Vo = VCC/2) TS912 TS912A TS912B Tmin ≤ Tamb ≤ Tmax TS912 TS912A TS912B Max.
Electrical characteristics Table 3. TS912, TS912A, TS912B VCC+ = 3 V, VCC- = 0 V, RL, CL connected to VCC/2, Tamb = 25 °C (unless otherwise specified) (continued) Symbol Parameter Min. Typ. Max. Unit + Slew rate (AVCL = 1, RL = 10 kΩ, C L = 100 pF, Vi = 1.3 V to 1.7 V) 0.4 V/μs SR- Slew rate (AVCL = 1, RL = 10 kΩ, C L = 100 pF, Vi = 1.3 V to 1.7 V) 0.3 V/μs φm Phase margin 30 Degrees en Equivalent input noise voltage (R s = 100 Ω, f = 1 kHz) 30 nV/√Hz SR 1.
TS912, TS912A, TS912B Table 4. VCC+ = 5 V, VCC- = 0 V, RL, CL connected to VCC/2, Tamb = 25 °C (unless otherwise specified) Symbol Vio ΔVio Electrical characteristics Parameter Min. Typ. Input offset voltage (Vic = Vo = VCC/2) TS912 TS912A TS912B Tmin ≤ Tamb ≤ Tmax TS912 TS912A TS912B Max.
Electrical characteristics Table 4. VCC+ = 5 V, VCC- = 0 V, RL, CL connected to VCC/2, Tamb = 25 °C (unless otherwise specified) (continued) Symbol en VO1/VO2 φm TS912, TS912A, TS912B Parameter Typ. Max. Unit Equivalent input noise voltage (Rs = 100 Ω, f = 1 kHz) 30 nV/√Hz Channel separation (f = 1 kHz) 120 dB Phase margin 30 Degrees 1. Maximum values include unavoidable inaccuracies of the industrial tests. 8/21 Min.
TS912, TS912A, TS912B Table 5. VCC+ = 10 V, VCC- = 0 V, RL, CL connected to VCC/2, Tamb = 25 °C (unless otherwise specified) Symbol Vio ΔVio Electrical characteristics Parameter Min. Typ. Input offset voltage (Vic = Vo = VCC/2) TS912 TS912A TS912B Tmin ≤ Tamb ≤ Tmax TS912 TS912A TS912B Max.
Electrical characteristics Table 5. TS912, TS912A, TS912B VCC+ = 10 V, VCC- = 0 V, RL, CL connected to VCC/2, Tamb = 25 °C (unless otherwise specified) (continued) Symbol Parameter Min. Typ. Max. Unit SR+ Slew rate (AVCL = 1, RL = 10 kΩ, CL = 100 pF, Vi = 2.5 V to 7.5 V) 1.3 V/μs SR- Slew rate (AVCL = 1, RL = 10 kΩ, CL = 100 pF, Vi = 2.5 V to 7.5 V) 0.
TS912, TS912A, TS912B Supply current (each amplifier) vs. supply voltage Figure 3. High level output voltage vs. high level output current (VCC = +5 V, VCC = +3 V) Output voltage Supply current Figure 2. Electrical characteristics Output current Supply voltage Figure 5. Temperature Output current Figure 7. Low level output voltage vs. low level output current (VCC = 16 V, VCC = 10 V) Output voltage High level output voltage vs.
Electrical characteristics Figure 8. TS912, TS912A, TS912B Gain and phase vs. frequency (RL = 10 kΩ) Figure 9. Gain bandwidth product vs. supply voltage (RL = 10 kΩ) Gain Gain bandw. prod. Phase Gain Phase Frequency Supply voltage Figure 10. Phase margin vs. supply voltage (RL = 10 kΩ) Figure 11. Gain and phase vs. frequency (RL = 600 Ω) Gain Supply voltage Phase Phase margin Gain Phase Frequency Phase margin Gain bandw. prod. Figure 12. Gain bandwidth product vs. supply Figure 13.
TS912, TS912A, TS912B Macromodel Figure 14. Input voltage noise vs. frequency Frequency 4 Macromodel 4.1 Important note concerning this macromodel ● All models are a trade-off between accuracy and complexity (i.e. simulation time). ● Macromodels are not a substitute to breadboarding; rather, they confirm the validity of a design approach and help to select surrounding component values.
Macromodel 4.2 TS912, TS912A, TS912B Macromodel code ** Standard Linear Ics Macromodels, 1993. ** CONNECTIONS : * 1 INVERTING INPUT * 2 NON-INVERTING INPUT * 3 OUTPUT * 4 POSITIVE POWER SUPPLY * 5 NEGATIVE POWER SUPPLY .SUBCKT TS912 1 2 3 4 5 ********************************************************** .MODEL MDTH D IS=1E-8 KF=6.563355E-14 CJO=10F * INPUT STAGE CIP 2 5 1.500000E-12 CIN 1 5 1.500000E-12 EIP 10 5 2 5 1 EIN 16 5 1 5 1 RIP 10 11 6.500000E+00 RIN 15 16 6.500000E+00 RIS 11 15 7.
TS912, TS912A, TS912B Macromodel HSCP 68 25 VSCP1 1E8 DON 69 19 MDTH 400E-12 VON 24 5 2.4419107 HSCN 24 69 VSCN1 1.5E8 VSCTHP 60 61 0.1375 DSCP1 61 63 MDTH 400E-12 VSCP1 63 64 0 ISCP 64 0 1.000000E-8 DSCP2 0 64 MDTH 400E-12 DSCN2 0 74 MDTH 400E-12 ISCN 74 0 1.000000E-8 VSCN1 73 74 0 DSCN1 71 73 MDTH 400E-12 VSCTHN 71 70 -0.75 ESCP 60 0 2 1 500 ESCN 70 0 2 1 -2000 .
Package information 5 TS912, TS912A, TS912B Package information In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK® packages, depending on their level of environmental compliance. ECOPACK specifications, grade definitions and product status are available at: www.st.com. ECOPACK is an ST trademark.
TS912, TS912A, TS912B 5.1 Package information DIP8 package information Figure 15. DIP8 package outline Table 6. DIP8 package mechanical data Dimensions Symbol Millimeters Min. Typ. A Inches Max. Min. Typ. 5.33 Max. 0.210 A1 0.38 0.015 A2 2.92 3.30 4.95 0.115 0.130 0.195 b 0.36 0.46 0.56 0.014 0.018 0.022 b2 1.14 1.52 1.78 0.045 0.060 0.070 c 0.20 0.25 0.36 0.008 0.010 0.014 D 9.02 9.27 10.16 0.355 0.365 0.400 E 7.62 7.87 8.26 0.300 0.310 0.
Package information 5.2 TS912, TS912A, TS912B SO-8 package information Figure 16. SO-8 package outline Table 7. SO-8 package mechanical data Dimensions Symbol Millimeters Min. Typ. A Max. Min. Typ. 1.75 0.25 Max. 0.069 A1 0.10 A2 1.25 b 0.28 0.48 0.011 0.019 c 0.17 0.23 0.007 0.010 D 4.80 4.90 5.00 0.189 0.193 0.197 E 5.80 6.00 6.20 0.228 0.236 0.244 E1 3.80 3.90 4.00 0.150 0.154 0.157 e 0.004 0.010 0.049 1.27 0.050 h 0.25 0.50 0.010 0.020 L 0.
TS912, TS912A, TS912B 6 Ordering information Ordering information Table 8. Order codes Part number Temperature range Package Packing DIP8 Tube Marking TS912IN TS912IN TS912AIN TS912AIN TS912ID TS912IDT 912I TS912AID TS912AIDT 912AI SO-8 -40 °C, +125 °C Tube or tape and reel TS912BID TS912BIDT TS912IYDT(1) TS912AIYDT(1) TS912BIYDT 912BI 912IY SO-8 (automotive grade level) (1) 912AIY 912BY 1.
Revision history 7 TS912, TS912A, TS912B Revision history Table 9. Document revision history Date Revision 04-Dec-2001 1 First release. 31-Jul-2005 2 PPAP references inserted in the datasheet, see order codes table. ESD protection inserted in AMR table. 03-Oct-2005 3 Some errors in the Order Codes table were corrected. Reorganization of Section 4: Macromodel. 13-Feb- 2006 4 Parameters added in AMR table (Tj, ESD, Rthja, Rthjc).
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