ST7LIT10BF1 STMicroelectronics, ST7LIT10BF1 Datasheet - Page 50

• Manufacturer Part Number: ST7LIT10BF1
• Description: 8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY, DATA EEPROM, ADC, 5 TIMERS, SPI
• Manufacturer: STMicroelectronics

Specifications of ST7LIT10BF1

• Up To 4 Kbytes Single Voltage Extended Flash (xflash) Program Memory With Read-out Protection, In-circuit Programming And In-application Programming (icp And Iap). 10k Write/erase Cycles Guaranteed, Data Retention: 20 years at 55˚C.
• 128 Bytes Data Eeprom With Read-out Protection. 300k Write/erase Cycles Guaranteed, Data Retention: 20 years at 55˚C.
• Clock Sources: Internal 1% RC oscillator (on ST7FLITE15B and ST7FLITE19B), crystal/ceramic resonator or external clock
• Five Power Saving Modes: Halt, Active-Halt, Auto Wake-up from Halt, Wait and Slow

ST7LITE1xB
I/O PORTS (Cont’d)
Figure 32. I/O Port General Block Diagram
Table 8. I/O Port Mode Options
Legend: Off - implemented not activated
50/159
1
Input
Output
REGISTER
ACCESS
REQUEST (ei
EXTERNAL
INTERRUPT
On - implemented and activated
DDR SEL
OR SEL
DR SEL
Floating with/without Interrupt
Pull-up with/without Interrupt
Push-pull
Open Drain (logic level)
Configuration Mode
DDR
OR
DR
x
)
SENSITIVITY
SELECTION
ALTERNATE
OUTPUT
From on-chip periphera
ALTERNATE
ENABLE
BIT
If implemented
1
0
Combinational
Logic
l
1
0
FROM
OTHER
BITS
Pull-Up
Note: Refer to the Port Configuration
table for device specific information.
Off
On
Off
N-BUFFER
PULL-UP
CONDITION
P-Buffer
Off
On
Off
SCHMITT
TRIGGER
CMOS
V
DD
to V
On
DD
P-BUFFER
(see table below)
To on-chip peripheral
V
Diodes
DD
DIODES
(see table below)
PULL-UP
(see table below)
ALTERNATE
ANALOG
INPUT
to V
INPUT
PAD
On
SS