VREFH 1
參數(shù)資料
型號: DAC8412FPCZ-REEL
廠商: Analog Devices Inc
文件頁數(shù): 19/20頁
文件大?。?/td> 0K
描述: IC DAC 12BIT QUAD READBK 28-PLCC
產(chǎn)品培訓(xùn)模塊: Data Converter Fundamentals
DAC Architectures
產(chǎn)品變化通告: DAC8412/3 Redesign and Fab Process Change 01/Oct/2009
標(biāo)準(zhǔn)包裝: 750
設(shè)置時(shí)間: 6µs
位數(shù): 12
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 4
電壓電源: 單電源
功率耗散(最大): 330mW
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 28-LCC(J 形引線)
供應(yīng)商設(shè)備封裝: 28-PLCC(11.51x11.51)
包裝: 帶卷 (TR)
輸出數(shù)目和類型: 4 電壓,單極;4 電壓,雙極
采樣率(每秒): 167k
DAC8412/DAC8413
Data Sheet
Rev. G | Page 8 of 20
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
VREFH 1
VOUTB 2
VOUTA 3
VSS 4
VREFL
28
VOUTC
27
VOUTD
26
VDD
25
DGND
5
RESET
6
LDAC
7
VLOGIC
24
CS
23
A0
22
DB0 (LSB)
8
A1
21
DB1
9
R/W
20
DB2 10
DB11 (MSB)
19
DB3 11
DB10
18
DB4 12
DB9
17
DB5 13
DB8
16
DB6 14
DB7
15
00
27
4-
00
8
DAC8412/
DAC8413
TOP VIEW
(Not to Scale)
128
27
26
2
3
4
5
6
7
8
9
10
11
25
24
23
22
21
20
19
DGND
RESET
LDAC
DB0 (LSB)
DB1
DB2
DB3
VDD
VLOGIC
CS
A0
A1
R/W
DB11 (MSB)
V
SS
V
OU
T
A
V
OU
T
B
V
RE
F
H
V
RE
F
L
V
OU
T
C
V
OU
T
D
DB
4
DB
5
DB
6
DB
7
DB
8
DB
9
DB10
PIN 1
INDENTFIER
12
13
14
15
16
17
18
00
274
-00
9
DAC8412/
DAC8413
TOP VIEW
(Not to Scale)
00
27
4-
0
10
DAC8412/
DAC8413
TOP VIEW
(Not to Scale)
5
DGND
6
RESET
7
LDAC
8
DB0 (LSB)
9
DB1
10
DB2
11
DB3
25
VDD
24
VLOGIC
23
CS
22
A0
21
A1
20
R/W
19
DB11 (MSB)
26
V
OU
T
D
27
V
OU
T
C
28
V
RE
F
L
1
V
RE
F
H
2
V
OU
T
B
3
V
OU
T
A
4
V
SS
18
DB10
17
DB9
16
DB8
15
DB7
14
DB6
13
DB5
12
DB4
Figure 7. PDIP/CERDIP
Figure 8. PLCC
Figure 9. LCC
Table 5. Pin Function Descriptions
Pin Number
Mnemonic
Description
1
VREFH
High-Side DAC Reference Input.
2
VOUTB
DAC B Output.
3
VOUTA
DAC A Output.
4
VSS
Lower Rail Power Supply.
5
DGND
Digital Ground.
6
RESET
Reset Input and Output Registers to all 0s, Enabled at Active Low.
7
LDAC
Load Data to DAC, Enabled at Active Low.
8
DB0
Data Bit 0, LSB.
9
DB1
Data Bit 1.
10
DB2
Data Bit 2.
11
DB3
Data Bit 3.
12
DB4
Data Bit 4.
13
DB5
Data Bit 5.
14
DB6
Data Bit 6.
15
DB7
Data Bit 7.
16
DB8
Data Bit 8.
17
DB9
Data Bit 9.
18
DB10
Data Bit 10.
19
DB11
Data Bit 11, MSB.
20
R/W
Active Low to Write Data to DAC. Active high to readback previous data at data bit pins with VLOGIC connected to 5 V.
21
A1
Address Bit 1.
22
A0
Address Bit 0.
23
CS
Chip Select, Enabled at Active Low.
24
VLOGIC
Voltage Supply for Readback Function. Can be open circuit if not used.
25
VDD
Upper Rail Power Supply.
26
VOUTD
DAC D Output.
27
VOUTC
DAC C Output.
28
VREFL
Low-Side DAC Reference Input.
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