XRD5408 Datasheet, PDF (4/16 Pages) Exar Corporation – 5V, Low Power, Voltage Output Serial 8/10/12-Bit DAC Family

XRD5408/10/12
ELECTRICAL CHARACTERISTICS (CONT’D)
Test Conditions: V_DD= 5V, GND= 0V, REFIN= 2.048V (External), R_L= 10kW, C_L= 100pF, T_A= T_MIN to T_MAX,
Unless Otherwise Noted.
Symbol Parameter
Min. Typ. Max. Unit Conditions
Voltage Output (V_OUT) XRD5408/10/12
V_O
Output Voltage Range
0
V_REG Output Load Regulation
+I_SC Short-Circuit Current, Sink
-I_SC
Short-Circuit Current, Source
Voltage Reference Input (V_REFIN) XRD5408/10/12
V_REFIN Voltage Range
0
R_IN
Input Resistance
40
TCR_IN Input Resistance Tempco
C_IN
Input Capacitance
AC_FT AC Feedthrough
Digital Inputs (SDIN, SCLK, CS) XRD5408/10/12
V_DD--0.4
V
2
4
mV V_OUT = 2V, R_L=2kW
13
mA V_OUT = V_DD
7
mA V_OUT = GND
65
1500
32
-80
V_DD
V Output Swing Limited, Not Code Dependent
kW
ppm/°C
40
pF Not Code Dependent
dB REFIN = 1kHz, 2Vp-p, SD_IN=000h
V_IH
Input High
V_IL
Input Low
I_IN
Input Current
C_IN
Input Capacitance
Digital Output (DOUT) XRD5408/10/12
3.5
V
1
V
±1
mA V_IN=0V or V_DD
10
pF
V_OH
Output High
V_OL
Output Low
Dynamic Performance XRD5408/10/12
V_DD-1
V
I_SOURCE=4mA
0.4
V
I_SINK=4mA
SR
Voltage-Output Slew Rate
0.13 0.21
V/ms T_A=+25°C
t_s
Voltage-Output Settling Time
13
15
ms ±1/2LSB, V_OUT=2V
D_FT
Digital Feedthrough
1
nV-s CS=V_DD, SDIN=SCLK=100kHz
SINAD Signal-to-Noise Plus Distortion
68
dB V_REFIN=1kHz, 2Vp-p F.S., SDIN=Full
Scale, --3dB BW=250kHz
Power Supply XRD5408/10/12
V_DD
Positive Supply Voltage
4.5
5.5
V
I_DD
Power Supply Current
35
60
mA
All Inputs=0V or V_DD, Output=No
I_REF Not Included, V_O=0V (Note
Load,
1)
Switching Characteristics XRD5408/10/12
t_CSS
CS Setup Time
10
20
ns
t_CSH0 SCLK Fall to CS Fall Hold Time
5
ns
t_CSH1 SCLK Fall to CS Rise Hold TIme
0
ns
t_CH
SCLK High Width
20
35
ns
t_CL
SCLK Low Width
20
35
ns
Notes:
1 _{Total supply current consumption = IDD + IREF + (VO / 70K.)}
Rev. 1.20
4