DATA SHEET
MOS INTEGRATED CIRCUIT
µ
PD75P216A
4-BIT SINGLE-CHIP MICROCOMPUTER
The
µ
PD75P216A is a One-Time PROM version of the
µ
PD75216A. The
µ
PD75P216A is suitable for small-
scale production or experimental production in system development.
Also see documents for the
µ
PD75216A.
FEATURES
• The
µ
PD75216A compatible
• 16256
!
8 bits of on-chip one-time PROM
• Port 6 without pull-down resistor
• High voltage output for display
S0 to S8, T0 to T9: On-chip load resistor
S9, T10 to T15:
Open drain
• Power-on reset circuit is not available
• Single power supply (5 V
±
10 %)
ORDERING INFORMATION
Part Number
Package
64-pin plastic shrink DIP (750 mil)
Quality Grade
Standard
µ
PD75P216ACW
Caution Pull-up resistor mask options are not available.
Please refer to "Quality grade on NEC Semiconductor Devices" (Document number IEI-1209) published by
NEC Corporation to know the specification of quality grade on the devices and its recommended applications.
The information in this document is subject to change without notice.
Document No. IC–2670A
(O.D.No.
IC-7625B )
Date Published July 1993 P
Printed in Japan
The mark
shows revised points.
1
©
NEC CORPORATION 1990
1992
µ
PD75P216A
PIN CONFIGURATION (Top View)
S3
S2
S1
S0
P00/INT4
P01/SCK
P02/SO
P03/SI
P10/INT0/V
PP
P11/INT1
P12/INT2
P13/TI0
P20
P21
P22
P23/BUZ
P30/MD0
P31/MD1
P32/MD2
P33/MD3
P60
P61
P62
P63
P40
P41
P42
P43
PPO
X1
X2
V
SS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
V
DD
S4
S5
S6
S7
S8
S9
NC
V
LOAD
T15/S10
T14/S11
T13/S12/PH0
T12/S13/PH1
T11/S14/PH2
T10/S15/PH3
T9
T8
T7
T6
T5
T4
T3
T2
T1
T0
RESET
P53
P52
P51
P50
XT2
XT1
µ
PD75P216ACW
2
PORT 0
4
P00–P03
P10–P13
4
PORT 1
PROGRAM
COUNTER (14)
ALU
PORT 2
BANK
4
CY
SP (8)
P20–P23
BLOCK DIAGRAM
BASIC
INTERVAL
TIMER
INTBT
TI0/P13
PORT 3
PORT 4
GENERAL REG.
TIMER/EVENT
COUNTER
#0
4
4
P30/MD0–
P33/MD3
P40–P43
INTT0
PPO
TIMER/PULSE
GENERATOR
PORT 5
4
4
PORT 6
P50–P53
P60–P63
INTTPG
DECODE
AND
CONTROL
RAM
DATA MEMORY
512
×
4BITS
SI/P03
SO/P02
SCK/P01
SERIAL
INTERFACE
PROM
PROGRAM
MEMORY
16256
×
8BITS
10
4
FIP
CONTROLLER/
DRIVER
T0–T9
T10/S15/PH3–
T13/S12/PH0
2
T14/S11,T15/S10
S0–S9
10
V
LOAD
INTSIO
V
PP
/INT0/P10
INT1/P11
INT2/P12
f
X
/2
N
INTW
CLOCK
DIVIDER
SUB
SYSTEM CLOCK
GENERATOR
MAIN
INTERRUPT
CONTROL
INT4/P00
WATCH
TIMER
STAND BY
CONTROL
CPU CLOCK
φ
INTKS
PORTH
4
V
DD
PH0–PH3
V
SS
RESET
BUZ/P23
XT1 XT2 X1 X2
µ
PD75P216A
3
µ
PD75P216A
CONTENTS
1. PIN FUNCTIONS ................................................................................................................................ 5
1.1
1.2
1.3
PORT PINS .................................................................................................................................................... 5
NON-PORT PINS .......................................................................................................................................... 6
TREATMENT OF UNUSED PINS ................................................................................................................ 8
2. DIFFERENCES BETWEEN THE
µ
PD75P216A AND THE
µ
PD75216A,
µ
PD75208 ................. 9
3. ONE-TIME PROM (PROGRAM MEMORY) WRITE AND VERIFY ..................................................10
3.1
3.2
3.3
PROM WRITE AND VERIFY OPERATION................................................................................................ 10
PROM WRITE PROCEDURE ...................................................................................................................... 11
PROM READ PROCEDURE ........................................................................................................................ 12
4. ELECTRICAL SPECIFICATIONS ...................................................................................................... 13
5. PACKAGE DRAWINGS .................................................................................................................... 22
6. RECOMMENDED SOLDERING CONDITIONS ................................................................................ 23
APPENDIX DEVELOPMENT TOOLS ................................................................................................... 24
4
µ
PD75P216A
1. PIN FUNCTIONS
1.1
PORT PINS
Input/
output
Input
I/O
I/O
Input
Input
Shared
pin
INT4
SCK
SO
SI
INT0/V
PP
INT1
INT2
TI0
I/O
—
—
—
BUZ
I/O
MD0 - MD3
Programmable 4-bit I/O port (PORT3).
I/O can be specified bit by bit.
4-bit I/O port (PORT4).
Can directly drive LEDs.
Data input/output pins for the PROM
write and verify (Four low-order bits).
4-bit I/O port (PORT5).
Can directly drive LEDs.
Data input/output pins for the PROM
write and verify (Four high-order bits).
Programmable 4-bit I/O port (PORT6).
I/O can be specified bit by bit.
Suitable for keyboard input.
4-bit P-ch open-drain output port
Can withstand high voltage and
high current (PORTH)
!
!
Input
E
4-bit I/O port (PORT2).
!
Input
E
With noise elimination function
With noise elimination function
4-bit input port (PORT1).
!
Input
8-bit
I/O
!
I/O circuit
type
Note
B
F
G
B
B
Pin name
P00
P01
P02
P03
P10
P11
P12
P13
P20
P21
P22
P23
P30 - P33
Function
4-bit input port (PORT0).
When reset
Input
P40 - P43
I/O
—
Input
E
P50 - P53
I/O
—
Input
E
P60 - P63
I/O
—
Input
E
PH0
PH1
PH2
PH3
Output
T13/S12
T12/S13
T11/S14
T10/S15
!
High
impedance
I-D
Note
The circle (
) indicates the Schmitt triggered input.
5
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