ST92T141K4M6 STMicroelectronics, ST92T141K4M6 Datasheet - Page 81

• Manufacturer Part Number: ST92T141K4M6
• Description: Microcontrollers (MCU) OTP EPROM 16K SPI
• Manufacturer: STMicroelectronics

Specifications of ST92T141K4M6

• Data Bus Width: 8 bit, 16 bit
• Program Memory Type: EPROM
• Program Memory Size: 16 KB
• Data Ram Size: 512 B
• Interface Type: SPI
• Maximum Clock Frequency: 25 MHz
• Number Of Programmable I/os: 15
• Number Of Timers: 2
• Operating Supply Voltage: 4.5 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SO-34
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8 bit, 6 Channel
• Lead Free Status / Rohs Status: No

INPUT/OUTPUT BIT CONFIGURATION (Cont’d)
Figure 42. Control Bits
n
Table 19. Port Bit Configuration Table (n = 0, 1... 7; X = port number)
(1)
Legend:
X
n
AF
BID
CMOS= CMOS Standard Input Levels
HI-Z
IN
OD
OUT = Output
PP
TTL
WP
PXC2n
PXC1n
PXC0n
PXn Configuration
PXn Output Type
PXn Input Type
For A/D Converter inputs.
PxC2
PxC1
PxC0
= Port
= Bit
= Alternate Function
= Bidirectional
= High Impedance
= Input
= Open Drain
= Push-Pull
= TTL Standard Input Levels
= Weak Pull-up
PxC27
PxC17
PxC07
Bit 7
WP OD
(or Schmitt
Trigger)
TTL
BID
0
0
0
(or Schmitt
Trigger)
TTL
BID
OD
1
0
0
(or Schmitt
Trigger)
OUT
TTL
PP
0
1
0
General Purpose I/O Pins
PxC2n
PxC1n
PxC0n
Bit n
(or Schmitt
Trigger)
OUT
TTL
OD
1
1
0
(or Schmitt
CMOS
Trigger)
HI-Z
IN
0
0
1
(or Schmitt
Trigger)
HI-Z
TTL
IN
1
0
1
AF OUT
(or Schmitt
Trigger)
ST92141 - I/O PORTS
TTL
PP
0
1
1
AF OUT
(or Schmitt
Trigger)
TTL
OD
1
1
1
PxC20
PxC10
PxC00
Bit 0
A/D Pins
Analog
HI-Z
AF IN
Input
81/179
1
1
1
1
(1)