参数资料
型号: TC7109IJL
元件分类: ADC
英文描述: 1-CH 12-BIT DUAL-SLOPE ADC, PARALLEL ACCESS, CDIP40
封装: CERAMIC, DIP-40
文件页数: 6/30页
文件大小: 479K
代理商: TC7109IJL
TC7109/A
DS21456C-page 14
2006 Microchip Technology Inc.
FIGURE 3-8:
TC7109A Handshake – Typical UART Interface Timing
FIGURE 3-9:
TC7109A Handshake Triggered by Mode Input
= Three-State High-Impedance
Integrator Output
Data Valid
Internal Clock
Internal Latch
Status Output
Mode Input
Internal Mode
Send Input (UART TBRE)
CE/LOAD Output (UART TBRL)
HBEN
High Byte Data
LBEN
Low Byte Data
= Don't Care
UART
Norm
Terminates
UART Mode
Zero Crossing Detected
Zero Crossing Occurs
Send
Sensed
Send
Sensed
Send
Sensed
Data Valid
Terminates
UART Mode
= Three-State
High-Impedance
Internal Clock
Internal Latch
Status Output
Mode Input
Internal Mode
Send Input
CE/LOAD as Output
HBEN
High Byte Data
LBEN
Low Byte Data
= Don't Care
= Three-State
with Pull-up
UART
Norm
Send
Sensed
Send
Sensed
Zero Crossing Detected
Zero Crossing Occurs
Status Output unchanged
in UART Mode
Latch Pulse inhibited in UART Mode
Positive Transiton causes
Entry into UART Mode
DE Phase III
Send
Sensed
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