MCP4921-E/SN Microchip Technology Inc., MCP4921-E/SN Datasheet - Page 4

• 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

MCP4921/4922
3V AC/DC CHARACTERISTICS (CONTINUED)
5V EXTENDED TEMPERATURE SPECIFICATIONS
DS21897B-page 4
Electrical Specifications: Unless otherwise indicated, V
R
Input Capacitance –
Unbuffered Mode
Multiplier Mode
-3 dB Bandwidth
Multiplier Mode –
Total Harmonic Distortion
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
to GND, C
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
Note 1:
L
= 5 kΩ to GND, C
2:
2:
Parameters
Parameters
L
= 100 pF. Typical values at +125°C by characterization or simulation.
By design, not production tested.
Too small to quantify.
By design, not production tested.
Too small to quantify.
- MCP4922
L
= 100 pF T
A
THD
I
SHDN_SW
= -40 to +85°C. Typical values at 25°C
V
C
t
I
f
f
V
V
settling
Sym
Sym
SHDN
DNL
VREF
VREF
V
V
OS
θ
INL
VREF
SR
I
I
OUT
POR
DD
SC
n
DD
OS
VREF
m
/°C
Min
Min
2.7
—
—
12
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
– 0.040
to V
0.010
DD
DD
0.55
Typ
440
390
±0.25
±0.02
-73
4.5
45
66
14
10
10
10
1.85
Typ
200
400
7
1.5
—
—
±4
-5
= 5V, AV
5
= 3V, AV
DD
SS
SS
Max
Max
24
5.5
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
= 0V, V
= 0V, V
REF
REF
% of FSR
ppm/°C
degrees
Units
Units
LSB
LSB
Bits
= 2.048V, output buffer gain (G) = 2x, R
V/µs
nV-s
nV-s
nV-s
nV-s
µA
µA
µA
kHz
kHz
= 2.048V external, output buffer gain (G) = 1x,
mA
pF
dB
V
µs
V
G = 1
V
G = 2
V
Frequency = 1 kHz
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
1 LSB change around major carry
(0111...1111 to 1000...0000)
Note 2
Note 2
Input unbuffered, digital inputs
grounded, output unloaded,
code at 0x000
Device is Monotonic
Code 0x000h
+25°C to +125°C
REF
REF
REF
OUT
© 2007 Microchip Technology Inc.
= 2.048V ±0.1 Vp-p, unbuffered,
= 2.048V ±0.1 Vp-p, unbuffered,
= 2.5V ±0.1 Vp-p,
= 10 mV to (V
Conditions
Conditions
DD
– 40 mV)
L
= 5 kΩ