Datasheet

R01DS0041EJ0150 Rev.1.50 Page 189 of 221
Oct 18, 2013
RX210 Group 5. Electrical Characteristics
5.5 D/A Conversion Characteristics
5.6 Temperature Sensor Characteristics
Table 5.67 D/A Conversion Characteristics (1)
Conditions: VCC = AVCC0 = 2.7 to 5.5 V, VREFH = 2.7 V to AVCC0,
VSS = AVSS0 = VREFL = VREFL0 = 0 V, fPCLKB = up to 32 MHz, T
a
= –40 to +105°C
Item Min. Typ. Max. Unit Test Conditions
Resolution — — 10 Bit
Conversion time — — 3.0 µs 20-pF capacitive load
Absolute accuracy — ±3.0 ±5.0 LSB 4-MΩ resistive load
——±4.0LSB8-MΩ resistive load
RO output resistance — 4.1 — kΩ
Table 5.68 D/A Conversion Characteristics (2)
Conditions: VCC = AVCC0 = 2.7 to 5.5 V, VREFH =1.8 V to AVCC0,
VSS = AVSS0 = VREFL = VREFL0 = 0 V, fPCLKB = up to 32 MHz, T
a
= –40 to +105°C
Item Min. Typ. Max. Unit Test Conditions
Resolution — — 10 Bit
Conversion time — — 10.0 µs 20-pF capacitive load
Absolute accuracy — ±5.0 ±6.0 LSB 4-MΩ resistive load
——±5.0LSB8-MΩ resistive load
RO output resistance — 4.1 — kΩ
Table 5.69 Temperature Sensor Characteristics
Conditions: VCC = AVCC0 = VREFH0 = 1.8 to 5.5 V, VSS = AVSS0 = VREFL = VREFL0 = 0 V, T
a
= –40 to +105°C
Item Symbol Min. Typ. Max. Unit Test Conditions
Relative accuracy ――±1.0 ― °C
Temperature slope 1.8 ≤ AVCC0 < 2.7 ――7.27 ― mV/°C PGAGAIN = 00b
2.7 ≤ AVCC0 < 3.6 ― 10.46 ― PGAGAIN = 01b
3.6 ≤ AVCC0 < 4.5 ― 13.98 ― PGAGAIN = 10b
4.5 ≤ AVCC0 ≤ 5.5 ― 21.65 ― PGAGAIN = 11b
Output voltage (@ 25°C) ――1.375 ― V VCC = 3.6 V
Temperature sensor start time t
START
――80 µs Figure 5.102
Sampling time ― 30 72 300 µs
PGA restart time t
RST_PGA
――40 µs