Datasheet

TPS659110, TPS659112, TPS659113, TPS659116
www.ti.com SWCS049L –JUNE 2010–REVISED MARCH 2014
5.10 Thermal Monitoring And Shutdown
over operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Hot-die temperature rising threshold THERM_HDSEL[1:0] = 00 117
THERM_HDSEL[1:0] = 01 121
°C
THERM_HDSEL[1:0] = 10 113 125 136
THERM_HDSEL[1:0] = 11 130
Hot-die temperature hysteresis 10 °C
Thermal shutdown temperature rising
136 148 160 °C
threshold
Thermal shutdown temperature hysteresis 10 °C
Device in ACTIVE state, Temp = 27°C,
Ground current 6 µA
VCC7 = 3.8 V
5.11 32-kHz RTC Clock
over operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
CLK32KOUT rise and fall time C
L
= 35 pF 10 ns
Bypass Clock (OSC32KIN: input, OSC32KOUT floating)
Input bypass clock frequency OSCKIN input 32 kHz
Input bypass clock duty cycle OSCKIN input 40% 60%
Input bypass clock rise and fall time 10% – 90%, OSC32KIN input 10 20 ns
CLK32KOUT duty cycle Logic output signal 40% 60%
Bypass clock setup time 32KCLKOUT output 1 ms
Ground current Bypass mode 1.5 µA
Crystal oscillator (connected from OSC32KIN to OSC32KOUT)
Crystal frequency @ specified load cap value 32.768 kHz
Crystal tolerance @ 27°C –20 0 20 ppm
Oscillator contribution (not including
Frequency temperature coefficient. –0.5 0.5 ppm/ºC
crystal variation)
Secondary temperature coefficient –0.04 –0.035 –0.03 ppm/ºC
2
Voltage coefficient –2 2 ppm/V
Max crystal series resistor @ Fundamental frequency 90 kΩ
Crystal load capacitor According to crystal data sheet 6 12.5 pF
parallel mode Including parasitic PCB
Load crystal oscillator Coscin ,Coscout 12 25 pF
capacitor
Quality factor 8000 80000
Oscillator startup time On power on 2 s
Ground current 1.5 µA
RC oscillator (OSC32KIN: grounded, OSC32KOUT floating)
Output frequency CK32KOUT output 32 kHz
Output frequency accuracy @ 25°C –15% 0% +15%
Cycle jitter (RMS) Oscillator contribution +10%
Output duty cycle +40% +50% +60%
Settling time 150 µs
Ground current Active @ fundamental frequency 4 µA
Copyright © 2010–2014, Texas Instruments Incorporated Submit Documentation Feedback 19
Product Folder Links: TPS659110 TPS659112 TPS659113 TPS659116