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参数资料
| 型号： | HI1-774U-2 |
| 厂商： | HARRIS SEMICONDUCTOR |
| 元件分类： | ADC |
| 英文描述： | Complete, 12-Bit A/D Converters with Microprocessor Interface |
| 中文描述： | 12-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, CDIP28 |
| 文件页数： | 9/18页 |
| 文件大小： | 200K |
| 代理商： | HI1-774U-2 |
6-960
t
SSR
CS to CE Setup
50
-
-
ns
t
SRR
R/C to CE Setup
0
-
-
ns
t
SAR
A
O
to CE Setup
50
-
-
ns
t
HSR
CS Valid After CE Low
0
-
-
ns
t
HRR
R/C High After CE Low
0
-
-
ns
t
HAR
A
O
Valid After CE Low
50
-
-
ns
t
HS
STS Delay After Data Valid
25
-
850
ns
Timing Specifications
(HI-774) 25
o
C, Into a load with R
L
= 3k
and C
L
= 50pF, Note 2, Unless Otherwise Specified
SYMBOL
PARAMETER
MIN
TYP
MAX
UNITS
CONVERT MODE
t
DSC
STS Delay from CE
-
100
200
ns
t
HEC
CE Pulse Width
50
30
-
ns
t
SSC
CS to CE Setup
50
20
-
ns
t
HSC
CS Low During CE High
50
20
-
ns
t
SRC
R/C to CE Setup
50
0
-
ns
t
HRC
R/C Low During CE High
50
20
-
ns
t
SAC
A
O
to CE Setup
0
0
-
ns
t
HAC
A
O
Valid During CE High
50
30
-
ns
t
C
Conversion Time
12-Bit Cycle T
MIN
to T
MAX
(-5)
-
8.0
9
μ
s
8-Bit Cycle T
MIN
to T
MAX
(-5)
-
6.4
6.8
μ
s
12-Bit Cycle T
MIN
to T
MAX
(-2)
-
9
11
μ
s
8-Bit Cycle T
MIN
to T
MAX
(-2)
-
6.8
8.3
μ
s
READ MODE
t
DD
Access Time from CE
-
75
150
ns
t
HD
Data Valid After CE Low
25
35
-
ns
t
HL
Output Float Delay
-
70
150
ns
t
SSR
CS to CE Setup
50
0
-
ns
t
SRR
R/C to CE Setup
0
0
-
ns
t
SAR
A
O
to CE Setup
50
25
-
ns
t
HSR
CS Valid After CE Low
0
0
-
ns
t
HRR
R/C High After CE Low
0
0
-
ns
t
HAR
A
O
Valid After CE Low
50
25
-
ns
t
HS
STS Delay After Data Valid
-
90
300
ns
NOTES:
1. Dissipation rating assumes device is mounted with all leads soldered to printed circuit board.
2. Time is measured from 50% level of digital transitions. Tested with a 50pF and 3k
load.
Timing Specifications
(HI-674A) 25
o
C, Note 2, Unless Otherwise Specified
(Continued)
SYMBOL
PARAMETER
MIN
TYP
MAX
UNITS
HI-574A, HI-674A, HI-774
相关PDF资料 |
PDF描述 |
|---|---|
| HI3-774K-5 | Complete, 12-Bit A/D Converters with Microprocessor Interface |
| HI1-774K-5 | Complete, 12-Bit A/D Converters with Microprocessor Interface |
| HI1-574AKD-5 | Complete, 12-Bit A/D Converters with Microprocessor Interface |
| HI1-674AKD-5 | Complete, 12-Bit A/D Converters with Microprocessor Interface |
| HI-674A | 128 MACROCELL 3.3 VOLT ISP CPLD - NOT RECOMMENDED for NEW DESIGN |
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