HI-7159A 데이터 시트보기 (PDF) - Renesas Electronics
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HI-7159A Datasheet PDF : 14 Pages
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HI-7159A
Pin Descriptions
PIN
SYMBOL
1
VCC
2
INT OUT
3
INT IN
4
BUF OUT
5
CREF- Guard
6
CREF -
7
CREF +
8
CREF+ Guard
9
VREF HI
10
VREF LO
11
AGND
12
VIN HI
13
VIN LO
14
VEE
15
RD/RXD
16
WR/TXD
17
CS/SAD4
18
P0/SMS0
19
P1/SMS1
20
P2/SAD0
21
P3/SAD1
22
P4/SAD2
23
P5/SAD3
24
P6/BRS0
25
P7/BRS1
26
DGND
27
XTAL
28
SEL
FN2936 Rev 4.00
January 1999
DESCRIPTION
Positive 5V Power Supply for analog and digital sections.
Integrator Output; external component terminal.
Integrator Input; external component terminal.
VIN HI Voltage Buffer Output; external component terminal.
Reference Capacitor guard ring terminal (negative).
Reference Capacitor negative terminal.
Reference Capacitor positive terminal.
Reference Capacitor guard ring terminal (positive).
Positive Reference Input terminal.
Negative Reference Input terminal.
Analog Ground (0V).
Positive Analog Input Voltage terminal.
Negative Analog Input Voltage terminal.
Negative 5V Power Supply for analog section.
Parallel Read; serial receive (modes 1 and 2), serial clock (mode 0).
Parallel Write; serial transmit (modes 1 and 2), serial receive/transmit (mode 0).
Chip Select (parallel and serial modes 0 and 1), serial address bit 4 (mode 2).
Parallel I/O Port (P0); serial mode select pin.
Parallel I/O Port (P1); serial mode select pin.
MODE
Serial Mode 0
Serial Mode 1
Serial Mode 2
Reserved
SMS0
0
0
1
1
SMS1
0
1
0
1
Parallel I/O Port (P2); serial address bit 0.
Parallel I/O Port (P3); serial address bit 1.
Parallel I/O Port (P4); serial address bit 2.
Parallel I/O Port (P5); serial address bit 3.
Parallel I/O Port (P6); serial baud rate select.
Parallel I/O Port (P7); serial baud rate select.
BAUD RATE
300
1200
9600
19200
BRS0
0
0
1
1
BRS1
0
1
0
1
Digital Ground (0V).
Oscillator Out; crystal connection pin (other crystal pin connected to VCC).
Select pin for parallel or serial operation.
Parallel
SEL = 1
Serial Modes SEL = 0
Page 5 of 14
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