7545ARPFI データシートの表示（PDF） - MAXWELL TECHNOLOGIES
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7545ARPFI Datasheet PDF : 9 Pages
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12-Bit Buffered Multiplying
Digital to Analog Converter
TABLE 3. DELTA LIMITS
PARAMETER
VARIATION
IDD
± 10%
7545A
TABLE 4. 7545A SPECIFICATIONS
(VDD = +5 V ±10%, TA = -55 TO 125 °C UNLESS OTHERWISE NOTED)
TEST
SYMBOL TEST CONDITION
MIN
MAX
Resolution
RES
12
--
Relative Accuracy
RA
-1/2
1/2
Differential Nonlinearity
Gain Error 1
DNL 12-Bit Monotonic TMIN to TMAX
-1
1
AE
DAC Register Loaded with 1111
-4
4
1111 1111
Gain Temperature Coefficient2
Power Supply Rejection
Output Current Settling Time2
TCAE
PSRR
tSL
VDD = 5%
To 1/2LSB; OUT1 Load = 100Ω,
DAC Output Measured from Fall-
ing Edge of WR. CS = 0V
-5
-0.004
--
5
0.004
2
Feed through Error
FT
5 (typical)
Reference Input Resistance (Pin
RIN
19 to Ground)2
10
25
Digital Input High Voltage
VIH
2.4
--
Digital Input Low Voltage
VIL
--
0.8
Digital Input Leakage Current
IIN
VIN = 0 V or VDD
-10
10
Digital Input Capacitance2
CIN
DB0 - DB11; WR, CS
--
20
Output Capacitance2
COUT1 DB0 - DB11 = 0 V, WR, CS = 0V
--
70
DB0 - DB11 = VDD, WR, CS = 0V
--
200
Chip Select to Write Setup Time3
tCS
tCS > tWR, tCH > 0
380
--
Chip Select to Write Hold Time3
tCH
0
--
Write Pulse Width3
tWR
400
--
Data Setup Time3
tDS
210
--
Data Hold Time3
tDH
10
--
Supply Current from VDD
IDD
All Digital Inputs VIL or VIH
--
2
All Digital Inputs 0 or VDD
--
500
1. Measured using feedback resistor.
2. Guaranteed by design.
3. Not Tested.
UNIT
Bits
LSB
LSB
LSB
ppm/°C
%/%
µs
mV p-p
KΩ
V
V
µA
pF
pF
nS
mA
µA
02.05.02 Rev 4
All data sheets are subject to change without notice 3
©2001 Maxwell Technologies
All rights reserved.
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