ST92F120V1Q7 STMicroelectronics, ST92F120V1Q7 Datasheet - Page 112

• Manufacturer Part Number: ST92F120V1Q7
• Description: Microcontrollers (MCU) Flash 128K SPI/I2C
• Manufacturer: STMicroelectronics

Specifications of ST92F120V1Q7

• Data Bus Width: 8 bit, 16 bit
• Program Memory Type: Flash
• Program Memory Size: 128 KB
• Data Ram Size: 4 KB
• Interface Type: I2C, SPI
• Maximum Clock Frequency: 24 MHz
• Number Of Programmable I/os: 77
• Number Of Timers: 5
• Maximum Operating Temperature: + 105 C
• Mounting Style: SMD/SMT
• Package / Case: PQFP-100
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8 bit, 16 Channel
• Lead Free Status / Rohs Status: No

ST92F120 - EXTERNAL MEMORY INTERFACE (EXTMI)
EXTERNAL MEMORY SIGNALS (Cont’d)
Figure 58. External Memory Read/Write with a Programmable Wait
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MULTIPLEXED
RW (MC=0)
MULTIPLEXED
RW (MC=0)
RW (MC=1)
DS (MC=1)
DS (MC=1)
SYSTEM
RW (MC=1)
AS (MC=0)
DS (MC=0)
ALE (MC=1)
CLOCK
P0
P0
P1
ADDRESS
T1
ADDRESS
NO WAIT CYCLE
ADDRESS
T2
DATA IN
DATA OUT
AS STRETCH
1 AS WAIT CYCLE
ADDRESS
ADDRESS
TWA
ADDRESS
T1
TAVWL
DS STRETCH
1 DS WAIT CYCLE
TAVQV
TAVWH
DATA
TWD
T2
DATA IN