TC7109C View Datasheet(PDF) - TelCom Semiconductor Inc => Microchip
Part Name
Description
MFG CO.
'TC7109C' PDF : 21 Pages View PDF
12-BIT µP-COMPATIBLE
ANALOG-TO-DIGITAL CONVERTERS
1
TC7109
TC7109A
ANALOG
IN
GND
+5V
MODE RUN/HOLD
B9–B12
POL, OR
6
TC7109A B1–B8 8
HBEN
LBEN
CE/LOAD
74C42
74C30
A0–A2
A15–A10
MC6800
OR
MCS650X
R/W, VMA
ADDRESS DATA CONTROL
BUS
BUS BUS
Figure 18. TC7109A Direct Interface to MC6800 Bus
2
3
4
ADDRESS BUS
CONTROL BUS
5
DATA BUS
ANALOG
IN
B9–B12
POL, OR
6
B1–B8 8
TC7109A CE/LOAD
SEND
RUN/HOLD
MODE
RD WR D7–D0 A0–A1
CS
STBA
IBFA
PA7–PA0
8255
(MODE 1)
PC4
PC5
PC6
PC7
PC3
87C48
8008, 8080,
8085, 8048, ETC.
INTR
Figure 19. TC7109A Handshake Interface to MCS-48, -80, -85 Microcomputers
6
7
TELCOM SEMICONDUCTOR, INC.
8
3-109
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