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參數(shù)資料
| 型號： | AD7997BRU-1REEL |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | ADC |
| 英文描述： | 8-Channel, 10- and 12-Bit ADCs with I2CCompatible |
| 中文描述： | 8-CH 10-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO20 |
| 封裝： | MO-153-AC, TSSOP-20 |
| 文件頁數(shù)： | 7/32頁 |
| 文件大小： | 1056K |
| 代理商： | AD7997BRU-1REEL |
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AD7997/AD7998
I
2
C TIMING SPECIFICATIONS
Guaranteed by initial characterization. All values measured with input filtering enabled. C
B
refers to capacitive load on the bus line. t
r
and
t
f
measured between 0.3 VDD and 0.7 VDD.
Rev. 0 | Page 7 of 32
High speed mode timing specifications apply to the AD7997-1/AD7998-1 only. Standard and fast mode timing specifications apply to
both the AD7997-0/AD7998-0 and the AD7997-1/AD7998-1. See Figure 2. Unless otherwise noted, V
DD
= 2.7 V to 5.5 V; REF
IN
= 2.5 V;
T
A
=T
MIN
to T
MAX
.
Table 3.
AD7997/AD7998 Limit at T
MIN
, T
MAX
Parameter
Conditions
Min
Max
Unit
f
SCL
Standard mode
100
kHz
Fast mode
400
kHz
High speed mode
C
B
= 100 pF max
3.4
MHz
C
B
= 400 pF max
1.7
MHz
t
1
Standard mode
4
μs
Fast mode
0.6
μs
High speed mode
C
B
= 100 pF max
60
ns
C
B
= 400 pF max
120
ns
t
2
Standard mode
4.7
μs
Fast mode
1.3
μs
High speed mode
C
B
= 100 pF max
160
ns
C
B
= 400 pF max
320
ns
t
3
Standard mode
250
ns
Fast mode
100
ns
High speed mode
10
ns
t
41
Standard mode
0
3.45
μs
Fast mode
0
0.9
μs
High speed mode
C
B
= 100 pF max
0
70
2
ns
C
B
= 400 pF max
0
150
ns
t
5
Standard mode
4.7
μs
Fast mode
0.6
μs
High speed mode
160
ns
t
6
Standard mode
4
μs
Fast mode
0.6
μs
High speed mode
160
ns
t
7
Standard mode
4.7
μs
Fast mode
1.3
μs
t
8
Standard mode
4
μs
Fast mode
0.6
μs
High speed mode
160
ns
t
9
Standard mode
1000
ns
Fast mode
20 + 0.1 C
B
300
ns
High speed mode
C
B
= 100 pF max
10
80
ns
C
B
= 400 pF max
20
160
ns
Description
Serial clock frequency
t
HIGH
, SCL high time
t
LOW
, SCL low time
t
SU;DAT
, data setup time
t
HD;DAT
, data hold time
t
SU;STA
, setup time for a repeated start condition
t
HD;STA
, hold time (repeated) start condition
t
BUF
, bus free time between a stop and a start condition
t
SU;STO
, setup time for stop condition
t
RDA
, rise time of SDA signal
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| AD7997BRU-O | 制造商:Analog Devices 功能描述: |
| AD7997BRUZ-0 | 功能描述:IC ADC 10BIT 8CHAN I2C 20TSSOP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 標(biāo)準(zhǔn)包裝:1,000 系列:- 位數(shù):16 采樣率（每秒）:45k 數(shù)據(jù)接口:串行 轉(zhuǎn)換器數(shù)目:2 功率耗散（最大）:315mW 電壓電源:模擬和數(shù)字 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:28-SOIC（0.295"，7.50mm 寬） 供應(yīng)商設(shè)備封裝:28-SOIC W 包裝:帶卷 (TR) 輸入數(shù)目和類型:2 個單端，單極 |
| AD7997BRUZ-03 | 制造商:AD 制造商全稱:Analog Devices 功能描述:8-Channel, 10- and 12-Bit ADCs with I2CCompatible |
| AD7997BRUZ-0REEL | 功能描述:IC ADC 10BIT 8CHAN I2C 20TSSOP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 標(biāo)準(zhǔn)包裝:2,500 系列:- 位數(shù):16 采樣率（每秒）:15 數(shù)據(jù)接口:MICROWIRE?，串行，SPI? 轉(zhuǎn)換器數(shù)目:1 功率耗散（最大）:480µW 電壓電源:單電源 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:38-WFQFN 裸露焊盤 供應(yīng)商設(shè)備封裝:38-QFN（5x7） 包裝:帶卷 (TR) 輸入數(shù)目和類型:16 個單端，雙極；8 個差分，雙極 配用:DC1011A-C-ND - BOARD DELTA SIGMA ADC LTC2494 |
| AD7997BRUZ-0REEL3 | 制造商:AD 制造商全稱:Analog Devices 功能描述:8-Channel, 10- and 12-Bit ADCs with I2CCompatible |
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