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參數(shù)資料
| 型號： | MAX5189BEEI+T |
| 廠商： | Maxim Integrated Products |
| 文件頁數(shù)： | 12/14頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC DAC 8BIT DUAL 40MHZ 28-QSOP |
| 產(chǎn)品培訓(xùn)模塊： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 標(biāo)準(zhǔn)包裝： | 2,500 |
| 設(shè)置時間： | 25µs |
| 位數(shù)： | 8 |
| 數(shù)據(jù)接口： | 并聯(lián) |
| 轉(zhuǎn)換器數(shù)目： | 2 |
| 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（0.154"，3.90mm 寬） |
| 供應(yīng)商設(shè)備封裝： | 28-QSOP |
| 包裝： | 帶卷 (TR) |
| 輸出數(shù)目和類型： | 4 電壓，單極 |
| 采樣率（每秒）： | * |
MAX5186/MAX5189
Dual, 8-Bit, 40MHz, Current/Voltage,
Simultaneous-Output DACs
_______________________________________________________________________________________
7
Pin Description
Reference Input
REFR
24
Digital Ground
DGND
23
Digital Supply, 2.7V to 3.3V
DVDD
22
Data Bit D7 (MSB)
D7
21
7
PD
Power-Down Select
0: Enter DAC standby mode (DACEN = DGND) or power-up DAC (DACEN = DVDD).
1: Enter shutdown mode.
3
OUT1N
Negative Analog Output, DAC1. Current output for MAX5186; voltage output for MAX5189.
Data Bits D1–D6
D1–D6
15–20
Data Bit D0 (LSB)
D0
14
Digital Ground
DGND
13
Digital Ground
DGND
12
Active-Low Reference Enable. Connect to DGND to activate on-chip 1.2V reference.
REN
11
No Connect. Do not connect to this pin.
N.C.
10
Clock input
CLK
9
Active-Low Chip Select
CS
8
NAME
FUNCTION
1
CREF1
Reference Bias Bypass, DAC1
2
OUT1P
Positive Analog Output, DAC1. Current output for MAX5186; voltage output for MAX5189.
PIN
6
DACEN
DAC Enable, Digital Input
0: Enter DAC standby mode with PD = DGND.
1: Power-up DAC with PD = DGND.
X: Enter shutdown mode with PD = DVDD (X = don’t care).
5
AVDD
Analog Positive Supply, 2.7V to 3.3V
4
AGND
Analog Ground
Reference Bias Bypass, DAC2
CREF2
28
Positive Analog Output, DAC2. Current output for MAX5186; voltage output for MAX5189.
OUT2P
27
Negative Analog Output, DAC2. Current output for MAX5186; voltage output for MAX5189.
OUT2N
26
Reference Output
REFO
25
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