TC7109 TelCom, TC7109 Datasheet - Page 18

• Manufacturer Part Number: TC7109
• Description: 12-BIT UP-COMPATIBLE ANALOG-TO-DIGITAL CONVERTERS
• Manufacturer: TelCom

TC7109
TC7109A
3-108
ANALOG
GND
IN
LOAD
TC7109A
CE/
MODE
GND
ANALOG
HBEN
RUN/HOLD
IN
Figure 16. Full-Time Parallel Interface to MC6800 or MCS650X Microprocessor
POL, OR
STATUS
LBEN
B9–B12
B1–B8
TC7109A
MODE
HBEN
GND
6
8
Figure 17. TC7109A Direct Interface to 8080/8085
A14
PA–5
PB–7
CB1
CB2
RUN/HOLD
LBEN
CE/LOAD
+5V
POL, OR
B9–B12
CRB - -11R-01
A15
B1–B8
MC6820
6
8
ADDRESS BUS
CONTROL BUS
DATA BUS
ANALOG-TO-DIGITAL CONVERTERS
* MEMR or IOR for 8080/8228 system.
RD
ADDRESS
*
BUS
8008, 8080, 8085
DATA
BUS
TELCOM SEMICONDUCTOR, INC.
12-BIT P-COMPATIBLE
CONTROL
BUS
MCS650X
MC6800
OR