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参数资料
| 型号： | 7672RPFS-10 |
| 厂商： | MAXWELL TECHNOLOGIES |
| 元件分类： | ADC |
| 英文描述： | 1-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, DFP24 |
| 封装： | RAD-PAK, LDFP-24 |
| 文件页数： | 6/11页 |
| 文件大小： | 179K |
| 代理商： | 7672RPFS-10 |
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All data sheets are subject to change without notice
2001 Maxwell Technologies
All rights reserved.
12-Bit A/D Converter
7672
02.18.02 Rev 12
Bipolar Zero Error
BZE
T
A = +25
°C
T
A = -55 to +125
°C
1, 2, 3
--
±5
±6
LSB
Bipolar Gain Error
BGE
T
A = +25
°C
T
A = -55 to +125
°C
1, 2, 3
--
±5
±7
LSB
1. Guaranteed by design.
TABLE 5. 7672 TIMING CHARACTERISTICS 1,2
(V
DD = 5V ± 5%, VSS = -12V ± 10%, VREF = -5V, TA = -55 TO 125 ° C UNLESS OTHERWISE SPECIFIED)
1. 1LSB = FS/4096; T
A = 25
°C; Performance over power supply tolerance is guaranteed by power supply rejection test.
2. All inputs are 0V to +5V swing with t
r = tr = 5ns (10 to 90% of +5V) and timed from a voltage level of +1.6V.
PARAMETER
TEST CONDITION
SUBGROUPS
SYMBOL
MIN
MAX
UNITS
Conversion Time, Synchronous Clk, 3
3. Functionally tested.
12.5 clks, T
A = -55 to +125 ° C
9, 10, 11
t
CONV
--
5.0
us
--
10
Conversion Time, Asynchronous Clk,
12-13 clks, T
A = -55 to +125 ° C
9, 10, 11
t
CONV
4.8
5.2
us
9.6
10.4
CS to RD Setup Time
T
A = -55 to +125 ° C
9, 10, 11
t
1
0--
ns
RD to BUSY Delay
C
L = 50 pF, TA = +25 ° C
C
L = 50 pF, TA = -55 to +125 °C
9, 10, 11
t
2
--
190
270
ns
Data Access Time 4
4. t
3 and t6 are measured with the load circuits of Figure 1 and are defined as the time required for an output to cross +0.8 or +2.4.
C
L = 100 pF, TA = +25 °C
C
L = 100 pF, TA = -55 to +125 °C
9, 10, 11
t
3
--
125
170
ns
RD Pulse Width
T
A = -55 to +125 ° C
9, 10, 11
t
4
t
3
--
ns
CS to RD Hold Time
T
A = -55 to +125 ° C
9, 10, 11
t
5
0--
ns
Data Setup Time After BUSY4
C
L = 100 pF, TA = +25 °C
C
L = 100 pF, TA = -55 to +125 °C
9t
6
--
70
100
ns
10, 11
Bus Relinguish Time5
5. t
7 is defined as the time required for the data lines to change 0.5V when loaded with the circuit of Figure 2.
(T
A = +25 °C)
(-55 < T
A < +125 ° C)
9
10, 11
t
7
--
75
90
ns
Delay Between Read Operations
(-55 < T
A < +125 ° C)
9, 10, 11
t
8
200
--
ns
TABLE 4. 7672 DC ELECTRICAL CHARACTERISTICS
(V
DD = 5V ± 5%, VSS = -12V ± 10%, VREF = -5V, TA = -55 TO 125 ° C UNLESS OTHERWISE SPECIFIED)
PARAMETER
SYMBOL
TEST CONDITION
SUBGROUPS
MIN
MAX
UNITS
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