ST72321B STMICROELECTRONICS [STMicroelectronics], ST72321B Datasheet - Page 144

• Manufacturer Part Number: ST72321B
• Description: 64/44-pin 8-bit MCU with 32 to 60K Flash/ROM, ADC, five timers, SPI, SCI, I2C interface
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

SUPPLY CURRENT CHARACTERISTICS (Cont’d)
12.4.3 On-Chip Peripherals
Measured on LQFP64 generic board T
Notes:
1. Data based on a differential I
2. Data based on a differential I
3. Data based on a differential I
4. Data based on a differential I
5. Data based on a differential I
6. Data based on a differential I
144/187
Symbol
I
I
I
I
I
I
DD(ART)
DD(ADC)
counter stopped (only TIMD bit set). Data valid for one timer.
(only TCE bit set).
communication at maximum speed (data sent equal to 55h).This measurement includes the pad toggling consumption.
mit sequence.
communication at 100kHz (data sent equal to 55h). This measurement include the pad toggling consumption (27kOhm
external pull-up on clock and data lines).
DD(TIM)
DD(SPI)
DD(SCI)
DD(I2C)
16-bit Timer supply current
ART PWM supply current
SPI supply current
SCI supply current
I2C supply current
ADC supply current when converting
DD
DD
DD
DD
DD
DD
5)
3)
4)
Parameter
measurement between SCI low power state (SCID=1) and a permanent SCI data trans-
measurement between reset configuration (SPI disabled) and a permanent SPI master
measurement between reset configuration (I2C disabled) and a permanent I2C master
measurement between reset configuration (timer counter running at f
measurement between reset configuration (timer stopped) and timer counter enabled
measurement between reset configuration and continuous A/D conversions.
2)
1)
A
= 25°C f
6)
CPU
=4MHz.
Conditions
V
V
V
V
V
V
DD
DD
DD
DD
DD
DD
=5.0V
=5.0V
=5.0V
=5.0V
=5.0V
=5.0V
CPU
Typ
400
400
175
400
50
75
/4) and timer
Unit
µA
µA
µA
µA
µA
µA