DAC8412BTC/883 AD [Analog Devices], DAC8412BTC/883 Datasheet - Page 4

• Manufacturer Part Number: DAC8412BTC/883
• Description: Quad, 12-Bit DAC Voltage Output with Readback
• Manufacturer: AD [Analog Devices]

DAC8412/DAC8413
Figure 3. Data WRITE (Input and Output Registers) Timing
ADDRESS
DATA IN
LDAC
R/W
CS
DATA IN
RESET
A0/A1
A0/A1
LDAC
DATA
R/W
OUT
CS
R/W
CS
Figure 2. Data Output (Read Timing)
t
ADDRESS
Figure 4. Single Buffer Mode
WDS
t
t
t
WS
DATA1
t
AS
VALID
LS
ONE
t
RDS
RESET
80ns
HI-Z
t
t
t
t
AS
t
LS
WDS
WS
CSD
t
AS
ADDRESS
DATA2
VALID
TWO
t
WCS
DATA VALID
t
RCS
ADDRESS
THREE
DATA3
VALID
t
t
t
t
RDH
AH
WH
AH
t
LH
t
DZ
HI -Z
t
ADDRESS
WDH
DATA4
VALID
FOUR
t
LDW
t
LH
t
WDH
t
WH
–4–
V
V
DGND
ADDRESS
REFH
REFL
V
DATA IN
V
DD
LDAC
SS
R/W
CS
D1
D1
C1
R6
D1
+
V
R1 = 10 , R2 = 100 , R3 = 5k , R4 = 10k , R5 = 100k ,
R6 = 47
C1 = 4.7 F (ONCE PER PORT), C2 = 0.01 F (EACH DEVICE)
D1 = 1N4001 OR EQUIVALENT (ONCE PER PORT)
DD
C1 C1
ADDRESS
Figure 5. Double Buffer Mode
+
= +15V, V
DATA1
VALID
ONE
Figure 6. Burn-In Diagram
80ns
+
C2
C1
t
t
t
WDS
R1
FOR LCC, R6 = 100
WS
AS
+
SS
N/C
N/C
C2
D1
= –15V, V
ADDRESS
DATA2
R2
VALID
DB5
TWO
V
V
V
V
RESET
DB1
DB2
DB3
DB4
DB6
DGND
LDAC
DB0
REFH
OUTB
OUTA
SS
REFH
V
V
V
V
= +10V, V
LOGIC
DB10
OUTC
OUTD
DB11
REFL
FOR DIP
V
R/W
DB9
DB8
DB7
ADDRESS
DD
CS
A0
A1
THREE
DATA3
VALID
C2
REFL
N/C
N/C C2
R2
= 0V
ADDRESS
FOUR
DATA4
VALID
R1
t
ONCE PER PORT
LS
R3
R5
t
LDW
t
LH
R3
R4
REV. D
t
WDH
t
WH
R4
R3
*