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參數(shù)資料
| 型號(hào)： | UPD78C12A |
| 廠商： | NEC Corp. |
| 英文描述： | 8-BIT SINGLE-CHIP MICROCOMPUTER WITH A/D CONVERTER |
| 中文描述： | 8位單片機(jī)與A / D轉(zhuǎn)換 |
| 文件頁(yè)數(shù)： | 52/66頁(yè) |
| 文件大小： | 3252K |
| 代理商： | UPD78C12A |
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52
μ
PD78C10A,78C11A,78C12A
20T
10T + 80
10T – 80
Item
μ
PD7810, 7811
*1
μ
PD7810H, 7811H
μ
PD78C10, 78C11
*1
DIFFERENCES IN 87AD SERIES PRODUCTS (2/2)
Zero is output at the pin specified by the address bus.
Other pins are high impedance.
Impossible
On-chip pull-up register
(Mask option)
Device configuration
NMOS
CMOS
3.2 mA (–10 to +70
°
C) MAX.
3.5 mA (–40 to +85
°
C) MAX.
Standby current
Current consumption
Cycle time input
Low level width
High level width
*5
SCK
(Unit: ns)
T
LDW
T
WD
T
DW
Bus
timing
(Unit: ns)
T + 110
100
4T – 100
Hardware STOP mode restrictions
—
Yes
Asyncronous mode restrictions
during external SCK input.
No
Yes
64-pin plastic shrink DIP
64-pin plastic QUIP
straight
*8
64-pin plastic QUIP
64-pin plastic QFP
(14
×
20 mm, 2.05 mm
thickness)
64-pin plastic QFP
(14
×
20 mm, 2.70 mm
thickness)
68-pin plastic QFJ
Package
Pin connection
*10
V
CC
(64-pin), V
DD
(63-pin)
V
DD
(64-pin), STOP (63-pin)
RD/WR
ALE
PD/PF
*4
High-impedance
* 1.
μ
PD7810, 7811, 78C10 and 78C11 are maintenance products.
For
μ
PD7810, 7810H, 78C10 and 78C10A.
4
.
5.
For the asyncronous mode with clock
rate x1, syncronous mode, and I/O
interface mode
For the asyncronous mode with clock
rate
×
16 and
×
64
Cycle time input
Low level width
High level width
SCK
12T
5T + 5
5T + 5
6T
2.5T + 5
2.5T + 5
Remarks
T = t
CYC
= 1/f
xx
203.2 mA (–10 to +70
°
C) MAX.
223.5 mA (–40 to +85
°
C) MAX.
Operation
during RESET
Product Name
(Unit : ns)
64-pin plastic shrink DIP
64-pin plastic QUIP straight
*7
64-pin plastic QUIP
Output
High level
3.2 mA MAX.
50
μ
A MAX.
(V
DD
= 5 V
±
10 %)
203.2 mA MAX.
25 mA MAX.
#
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