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參數資料
| 型號： | AD7740 |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | 3 V/5 V Low Power, Synchronous Voltage-to-Frequency Converter |
| 中文描述： | 3伏/ 5 V低功耗，同步電壓頻率轉換器 |
| 文件頁數： | 6/11頁 |
| 文件大小： | 144K |
| 代理商： | AD7740 |
–6–
–0.015
–0.005
0
0.005
0.01
–0.01
–0.5
0
0.5
1.5
1
2
2.5
VIN – V
VDD = 5V
REFIN = 2.5V
CLKIN = 1MHz
T
A
= 25 C
BUFFER OFF
BUFFER ON
I
0.015
TPC 1. INL vs. VIN (Buffered and
Unbuffered)
VDD
–
V
O
–
12
8
–
8
0
3
6
4
5
4
–
4
0
REFIN = 2.5V
CLKIN = 1MHz
T
A
= 25 C
BUF = 0
GAIN ERROR
GAIN ERROR
OFFSET ERROR
0.08
0.04
–
0.12
0
–
0.08
–
0.04
G
–
TPC 4. Offset and Gain Error vs. VDD
VDD
–
V
R
–
2.520
2.500
2.5
3.0
5.5
3.5
2.515
2.510
T
A
= 25 C
2.505
4.0
4.5
5.0
TPC 7. REFOUT vs. VDD
CLKIN FREQUENCY
–
kHz
O
–
–
4
–
5
–
80
200
1000
400
–
6
–
7
600
800
V
= 5V
REFIN = 2.5V
T
A
= 25 C
BUFFER ON
BUFFER OFF
TPC 2. Offset Error vs. CLKIN
(Buffered and Unbuffered)
VIN
–
V
–
80
–
1
0
5
1
2
3
4
P
–
–
60
–
70
–
50
VDD = 5V
REFIN = 4.75V
CLKIN = 1MHz
T
A
= 25 C
BUFFER ON
BUFFER OFF
TPC 5. PSRR vs. VIN (Buffered and
Unbuffered)
2.00V CH2 2.00V M 2.00 s
FOUT
CLKIN
2
VDD = 5V
R = 25 C
T
CLKIN 1 MHz
1
CH1
TPC 8. Typical FOUT Pulse Train
(VIN = V
REF
/4)
CLKIN FREQUENCY
–
kHz
TPC 3. Gain Error vs. CLKIN
(Buffered and Unbuffered)
–
0.1
0
–
0.05
0.05
0.1
0
200
800
600
400
1000
G
–
BUFFER
OFF
BUFFER ON
V
DD
= 5V
REFIN = 2.5V
T
A
= 25 C
CLKIN FREQUENCY
–
kHz
I
D
–
00
200
0.25
400
600
800
1000
0.5
0.75
1
1.25
BUFFER OFF
BUFFER ON
VDD = 5V
REFIN = 5V
T
A
= 25 C
C
FOUT
=
43pF
C
CLKOUT
=
22pF
TPC 6. I
DD
vs. CLKIN (Buffered and
Unbuffered)
AD7740–Typical Performance Characteristics
REV. 0
相關PDF資料 |
PDF描述 |
|---|---|
| AD7740YRM | 3 V/5 V Low Power, Synchronous Voltage-to-Frequency Converter |
| AD7741YR | Single and Multichannel, Synchronous Voltage-to-Frequency Converters |
| AD7742YR | Single and Multichannel, Synchronous Voltage-to-Frequency Converters |
| AD7741BN | Single and Multichannel, Synchronous Voltage-to-Frequency Converters |
| AD7741BR | Single and Multichannel, Synchronous Voltage-to-Frequency Converters |
相關代理商/技術參數 |
參數描述 |
|---|---|
| AD-7740H-01 | 制造商:Sony Semiconductor Solutions Division 功能描述:Eight X Tray DVD/RW SATA 12.7mm |
| AD7740KRM | 功能描述:IC CONVERTER V TO FREQ 8-MSOP RoHS:否 類別:集成電路 (IC) >> PMIC - V/F 和 F/V 轉換器 系列:- 標準包裝:1 系列:- 類型:頻率至電壓 頻率 - 最大:10kHz 全量程:- 線性:±0.3% 安裝類型:表面貼裝 封裝/外殼:8-SOIC（0.154"，3.90mm 寬） 供應商設備封裝:8-SOIC 包裝:Digi-Reel® 其它名稱:LM2917MX-8/NOPBDKR |
| AD7740KRM-REEL | 制造商:Analog Devices 功能描述:VFC Sync 1MHz 8-Pin MSOP T/R 制造商:Analog Devices 功能描述:VFC SYNC 1MHZ 8MSOP - Tape and Reel |
| AD7740KRM-REEL7 | 功能描述:IC CONVERTER V TO FREQ 8-MSOP RoHS:否 類別:集成電路 (IC) >> PMIC - V/F 和 F/V 轉換器 系列:- 標準包裝:1 系列:- 類型:頻率至電壓 頻率 - 最大:10kHz 全量程:- 線性:±0.3% 安裝類型:表面貼裝 封裝/外殼:8-SOIC（0.154"，3.90mm 寬） 供應商設備封裝:8-SOIC 包裝:Digi-Reel® 其它名稱:LM2917MX-8/NOPBDKR |
| AD7740KRMZ | 功能描述:IC CONV SYNC VOLT-FREQ 8-MSOP RoHS:是 類別:集成電路 (IC) >> PMIC - V/F 和 F/V 轉換器 系列:- 標準包裝:1 系列:- 類型:頻率至電壓 頻率 - 最大:10kHz 全量程:- 線性:±0.3% 安裝類型:表面貼裝 封裝/外殼:8-SOIC（0.154"，3.90mm 寬） 供應商設備封裝:8-SOIC 包裝:Digi-Reel® 其它名稱:LM2917MX-8/NOPBDKR |
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