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參數(shù)資料
型號: AD9059BRSZ-REEL
廠商: Analog Devices Inc
文件頁數(shù): 7/12頁
文件大?。?/td> 0K
描述: IC ADC 8BIT DUAL 60MSPS 28SSOP
標準包裝: 1,500
位數(shù): 8
采樣率(每秒): 60M
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 2
功率耗散(最大): 505mW
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 28-SSOP(0.209",5.30mm 寬)
供應商設備封裝: 28-SSOP
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 2 個單端,單極
REV. A
–4–
AD9059
NN + 3
N + 5
N + 1
N + 2
N + 4
tA
tV
tPD
tEH tEL
N – 3
N – 2
N – 1
N
N + 1
N + 2
ENCODE
AIN
DIGITAL
OUTPUTS
APERTURE DELAY
PULSEWIDTH HIGH
PULSEWIDTH LOW
OUTPUT VALID TIME
OUTPUT PROP DELAY
6.7ns
4.0ns
166ns
14.2ns
MIN
TYP
MAX
9.5ns
6.6n
2.7ns
tA
tEH
tEL
tV
tPD
Figure 1. Timing Diagram
PIN CONFIGURATION
14
13
12
11
10
17
16
15
19
18
20
28
27
26
25
24
23
22
21
9
8
1
2
3
4
7
6
5
TOP VIEW
(Not to Scale)
AD9059
AINA
VD
ENCODE
GND
AINB
VREF
PWRDN
VD
D7B (MSB)
VDD
GND
VDD
D7A (MSB)
D6A
D5A
D4A
D4B
D5B
D6B
D3A
D2A
D1A
D0A (LSB)
D3B
D0B (LSB)
D1B
D2B
PIN FUNCTION DESCRIPTIONS
Pin No.
Mnemonic
Function
1, 28
AINA, AINB
Analog Inputs for ADC A and B.
2
VREF
Internal Voltage Reference (2.5 V
Typical); Bypass with 0.1
F to
Ground or Overdrive with External
Voltage Reference.
3
PWRDN
Power-Down Function Select; Logic
HIGH for Power-Down Mode
(Digital Outputs Go to High-
Impedance State).
4, 25
VD
Analog 5 V Power Supply.
5, 24, 27
GND
Ground.
6, 23
VDD
Digital Output Power Supply.
Nominally 3 V to 5 V.
7–14
D7A–D0A
Digital Outputs of ADC A.
22–15
D7B–D0B
Digital Outputs of ADC B.
26
ENCODE
Encode Clock for ADCs A and B
(ADCs Sample Simultaneously on
the Rising Edge of ENCODE).
Table I. Digital Coding (VREF = 2.5 V)
Analog Input (V)
Voltage Level
Digital Output
3.0
Positive Full Scale
1111 1111
2.502
Midscale + 1/2 LSB
1000 0000
2.498
Midscale – 1/2 LSB
0111 1111
2.0
Negative Full Scale
0000 0000
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