TC7109 View Datasheet(PDF) - TelCom Semiconductor Inc => Microchip
Part Name
Description
View to exact match
TC7109 Datasheet PDF : 21 Pages
| |||
TC7109
TC7109A
12-BIT µP-COMPATIBLE
ANALOG-TO-DIGITAL CONVERTERS
INTEGRATOR
OUTPUT
ZERO CROSSING OCCURS
ZERO CROSSING DETECTED
INTERNAL CLOCK
INTERNAL LATCH
STATUS OUTPUT
MODE INPUT
UART
NORM
INTERNAL MODE
SEND INPUT
CE/LOAD
HBEN
HIGH-BYTE DATA
LBEN
LOW-BYTE DATA
SEND SENSED
SEND SENSED
DATA VALID
MODE HIGH ACTIVATES
CE/LOAD, HBEN, LBEN
DATA VALID
TERMINATES
UART MODE MODE LOW,
NOT IN
HANDSHAKE
MODE
DISABLES
OUTPUTS
CE/LOAD,
HBEN,
LBEN
= DON'T CARE
=
THREE-STATE
HIGH IMPEDANCE
=
THREE-STATE
WITH PULL-UP
Figure 7. TC7109A Handshake With SEND INPUT Held Positive
INTEGRATOR OUTPUT
ZERO CROSSING OCCURS
ZERO CROSSING DETECTED
INTERNAL CLOCK
INTERNAL LATCH
STATUS OUTPUT
MODE INPUT
UART
INTERNAL MODE NORM
SEND INPUT (UART TBRE)
CE/LOAD OUTPUT (UART TBRL)
HBEN
SEND
SENSED
SEND
SENSED
SEND
SENSED
TERMINATES
UART MODE
HIGH-BYTE DATA
LBEN
DATA VALID
3-102
LOW-BYTE DATA
DATA VALID
= DON'T CARE
= THREE-STATE HIGH IMPEDANCE
Figure 8. TC7109A Handshake — Typical UART Interface Timing
TELCOM SEMICONDUCTOR, INC.
|
|
Share Link: 