MCP4921-E/SN Microchip Technology Inc., MCP4921-E/SN Datasheet - Page 3

• Manufacturer Part Number: MCP4921-E/SN
• Description: SINGLE 12-BIT DAC WITH SPI INTERACE
• Manufacturer: Microchip Technology Inc.

Specifications of MCP4921-E/SN

• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

5V AC/DC CHARACTERISTICS (CONTINUED)
3V AC/DC CHARACTERISTICS
© 2007 Microchip Technology Inc.
Electrical Specifications: Unless otherwise indicated, V
to GND, C
Output Amplifier
Output Swing
Phase Margin
Slew Rate
Short Circuit Current
Settling Time
Dynamic Performance
DAC-to-DAC Crosstalk
Major Code Transition Glitch
Digital Feedthrough
Analog Crosstalk
Note 1:
Electrical Specifications: Unless otherwise indicated, V
R
Power Requirements
Input Voltage
Input Current - MCP4921
Input Current
Hardware Shutdown Current
Software Shutdown Current
Power-On Reset threshold
DC Accuracy
Resolution
INL Error
DNL
Offset Error
Offset Error Temperature
Coefficient
Gain Error
Gain Error Temperature
Coefficient
Input Amplifier (V
Input Range - Buffered Mode
Input Range - Unbuffered
Mode
Input Impedance
Note 1:
L
= 5 kΩ to GND, C
2:
2:
Parameters
Parameters
L
= 100 pF T
By design, not production tested.
Too small to quantify.
By design, not production tested.
Too small to quantify.
- MCP4922
REF
L
= 100 pF T
A
Input)
= -40 to +85°C. Typical values at +25°C.
A
I
SHDN_SW
V
= -40 to +85°C. Typical values at 25°C
Δ
t
R
I
V
V
settling
V
V
Sym
Sym
DNL
SHDN
OS
V
V
θ
SR
I
INL
VREF
I
G/°C
g
OUT
POR
REF
REF
SC
DD
DD
n
OS
m
E
/°C
0.040
-0.75
Min
Min
-12
2.7
12
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
0
– 0.040
to V
DD
0.010
±0.02
DD
-0.77
-0.15
0.55
0.25
±0.3
Typ
Typ
125
250
165
4.5
2.0
0.5
66
15
10
45
10
10
±3
—
—
—
—
-3
2
= 5V, AV
= 3V, AV
DD
V
DD
SS
+0.75
SS
Max
V
250
500
+12
Max
5.5
—
—
—
—
—
-0.040
—
24
—
—
—
—
—
—
—
—
2
6
1
1
DD
= 0V, V
= 0V, V
REF
REF
% of FSR
% of FSR
degrees
ppm/°C
ppm/°C
ppm/°C
Units
Units
= 2.048V, output buffer gain (G) = 2x, R
V/µs
nV-s
nV-s
nV-s
nV-s
LSB
LSB
= 2.048V external, output buffer gain (G) = 1x,
Bits
mA
µA
µA
µA
kΩ
µs
V
V
V
MCP4921/4922
1 LSB change around major carry
Accuracy is better than 1 LSB for
V
Within 1/2 LSB of final value from 1/4
to 3/4 full-scale range
Note 2
(0111...1111 to 1000...0000)
Note 2
Note 2
Input unbuffered, digital inputs
grounded, output unloaded,
code at 0x000
Device is Monotonic
Code 0x000h
-45°C to 25°C
+25°C to 85°C
Code 0xFFFh, not including offset
error.
Note 1
Code = 2048,
V
Unbuffered Mode
OUT
REF
= 10 mV to (V
= 0.2v p-p, f = 100 Hz and 1 kHz
Conditions
Conditions
DD
DS21897B-page 3
– 40 mV)
L
= 5 kΩ