R01UH0823EJ0100 Rev.1.00 Page 1803 of 1823
Jul 31, 2019
RX23W Group 51. Electrical Characteristics
51.7 Temperature Sensor Characteristics
51.8 Comparator Characteristics
Table 51.48 Temperature Sensor Characteristics
Conditions: 2.0 V ≤ VCC = VCC_USB = AVCC0 = VCC_RF = AVCC_RF ≤ 3.6 V, VSS = AVSS0 = VSS_USB = VSS_RF = 0 V,
T
a
= –40 to +85°C
Item Symbol Min. Typ. Max. Unit Test Conditions
Relative accuracy ― ― ±1.5 ― °C 2.4 V or above
― ±2.0 ― Below 2.4 V
Temperature slope ― ― –3.65 ― mV/°C
Output voltage (25°C) ― ― 1.05 ― V VCC = 3.3 V
Temperature sensor start time t
START
―― 5 μs
Sampling time ― 5 ― ― μs
Table 51.49 Comparator Characteristics
Conditions: 1.8 V ≤ VCC = VCC_USB = AVCC0 = VCC_RF = AVCC_RF ≤ 3.6 V, VSS = AVSS0 = VSS_USB = VSS_RF = 0 V,
T
a
= –40 to +85°C
Item Symbol Min. Typ. Max. Unit Test Conditions
CVREFB2, CVREFB3 input reference voltage VREF 0 — VCC - 1.4 V
CMPB2, CMPB3 input voltage VI –0.3 — VCC + 0.3 V
Offset Comparator high-speed
mode
—— — 50 mV
Comparator high-speed
mode
Window function enabled
—— — 60 mV
Comparator low-speed
mode
—— — 40 mV
Comparator
output delay time
Comparator high-speed
mode
Td — — 1.2 μs VCC = 3 V,
input slew rate ≥ 50 mV/μs
Comparator high-speed
mode
Window function enabled
Tdw — — 2.0 μs
Comparator low-speed
mode
Td — — 5.0 μs
High-side reference voltage
(comparator high-speed mode, window
function enabled)
VRFH — 0.76 VCC — V
Low-side reference voltage
(comparator high-speed mode, window
function enabled)
VRFL — 0.24 VCC — V
Operation stabilization wait time Tcmp 100 — — μs
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