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参数资料
| 型号： | 7820RPDE |
| 厂商： | MAXWELL TECHNOLOGIES |
| 元件分类： | ADC |
| 英文描述： | Microprocessor-compatible 8-Bit ADC |
| 中文描述： | 1-CH 8-BIT FLASH METHOD ADC, PARALLEL ACCESS, PDIP20 |
| 封装： | RAD-PAK, DIP-20 |
| 文件页数： | 5/18页 |
| 文件大小： | 244K |
| 代理商： | 7820RPDE |
M
5
All data sheets are subject to change without notice
2003 Maxwell Technologies
All rights reserved.
Mcroprocessor-compatible 8-Bit ADC
7820
09.09.03 Rev 3
T
ABLE
4. 7820 AC E
LECTRICAL
C
HARACTERISTICS1
(V
DD
= +5V; V
REF
(+) = +5V; V
REF
(-) = GND = 0V,
UNLESS
OTHERWISE
SPECIFIED
) (RD M
ODE
(P
IN
7 = 0V))
(T
A
= -55
TO
125 °C
UNLESS
OTHERWISE
SPECIFIED
)
1. Sample tested at 25°C to ensure compliance. Only on process design change.
P
ARAMETER
S
UBGROUPS
S
YMBOL
M
IN
M
AX
U
NIT
CS to RD/WR Setup Time
9, 10, 11
t
CSS
t
CSH
t
RDY
t
CRD
t
ACCD
t
INTH
t
DH
t
p
t
WR
0
--
ns
CS to RD/WR Hold Time
CS to Delay Time (Pull-up Resistor = 5k
Conversion Time (RD Mode)
9, 10, 11
0
--
ns
9, 10, 11
--
100
ns
9, 10, 11
--
2.5
μs
Data Access Time (RD Mode)
9, 10, 11
--
t
CRD
+ 50
225
ns
RD to INT Delay (RD Mode)
9, 10, 11
--
ns
Data Hold Time
9, 10, 11
--
100
ns
Delay Time Between Conversions
9, 10, 11
600
--
ns
Write Pulse Width
9, 10, 11
600
--
ns
--
50
μs
Delay Time Between WR and RD Pulses
9, 10, 11
t
RD
t
ACC1
t
R1
t
INTL
t
ACC2
t
IHWR
t
ID
700
--
ns
Data Access Time (WR-RD Mode)
9, 10, 11
--
250
ns
RD to INT Delay
9, 10, 11
--
225
ns
WR to INT Delay
9, 10, 11
--
1700
ns
Data Access Time (WR-RD Mode)
9, 10, 11
--
110
ns
WR to INT Delay (Stand-Alone Operation)
9, 10, 11
--
150
ns
Data Access Time After INT (Stand-Alone Operation
9, 10, 11
--
75
ns
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