ST72T213G1B6 STMicroelectronics, ST72T213G1B6 Datasheet - Page 26

• Manufacturer Part Number: ST72T213G1B6
• Description: 8-bit Microcontrollers - MCU OTP EPROM 4K SPI
• Manufacturer: STMicroelectronics

Specifications of ST72T213G1B6

• Rohs: yes
• Core: ST7
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 8 MHz
• Program Memory Size: 4 KB
• Data Ram Size: 256 B
• On-chip Adc: Yes
• Operating Supply Voltage: 3 V to 5.5 V
• Package / Case: PDIP-32
• Mounting Style: Through Hole
• A/d Bit Size: 8 bit
• A/d Channels Available: 6
• Interface Type: SPI
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 22
• Number Of Timers: 1
• On-chip Dac: No
• Program Memory Type: OTP EPROM
• Factory Pack Quantity: 16
• Supply Voltage - Max: 5.5 V
• Supply Voltage - Min: 3.5 V

ST72101/ST72212/ST72213
I/O PORTS (Cont’d)
Figure 20
Table 10. Port Mode Configuration
26/85
Legend:
0 -
1 -
Floating
Pull-up
Push-pull
True Open Drain
Open Drain (logic level)
SOURCE (EIx)
EXTERNAL
INTERRUPT
ALTERNATE INPUT
present, not activated
present and activated
26
.
I/O Block Diagram
Configuration Mode
POLARITY
(S
SEL
EE
DR SEL
DDR SEL
OR SEL
T
DDR
LATCH
LATCH
LATCH
ABLE BELOW
OR
DR
ALTERNATE
OUTPUT
FROM
OTHER
BITS
M
U
X
)
1
0
ALTERNATE ENABLE
1
0
M
U
X
ALTERNATE
ENABLE
ALTERNATE
ENABLE
not present
Pull-up
– No OR Register on some ports (see register map).
– ADC Switch on ports with analog alternate functions.
SCHMITT TRIGGER
Notes:
ANALOG ENABLE
(ADC)
0
1
0
0
PULL-UP
CONDITION
CMOS
(S
EE
N
OTE BELOW
not present
P-buffer
ANALOG
SWITCH
PULL-UP
1
0
0
0
)
GND
N-BUFFER
V
(S
P-BUFFER
GND
DD
EE
and EPROM devices
(S
not present in OTP
V
D
T
DD
IODE
EE
ABLE
V
T
DD
ABLE BELOW
B
PAD
Diode
1
1
1
1
ELOW
)
)