Datasheet

LTC2261-12
LTC2260-12/LTC2259-12
9
226112fc
For more information www.linear.com/LTC2261-12
TiMing DiagraMs
A6
t
S
t
DS
A5 A4 A3 A2 A1 A0 XX
D7 D6 D5 D4 D3 D2 D1 D0
XX XX XX XX XX XX XX
CS
SCK
SDI
R/W
SDO
HIGH IMPEDANCE
SPI Port Timing (Readback Mode)
SPI Port Timing (Write Mode)
t
DH
t
DO
t
SCK
t
H
A6 A5 A4 A3 A2 A1 A0 D7 D6 D5 D4 D3 D2 D1 D0
226112 TD04
CS
SCK
SDI
R/W
SDO
HIGH IMPEDANCE
Typical perForMance characTerisTics
LTC2261-12: Integral
Nonlinearity (INL)
LTC2261-12: Differential
Nonlinearity (DNL)
LTC2261-12: 8k Point FFT, f
IN
= 5MHz
–1dBFS, 125Msps
OUTPUT CODE
0
–1.0
–0.4
–0.6
–0.8
INL ERROR (LSB)
–0.2
0
0.2
0.8
0.4
0.6
1.0
1024
2048 3072 4096
226112 G01
OUTPUT CODE
0
–1.0
–0.4
–0.2
–0.6
–0.8
DNL ERROR (LSB)
0
0.4
0.2
0.6
0.8
1.0
1024
2048 3072 4096
226112 G02
FREQUENCY (MHz)
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE (dBFS)
–50
–30
–40
–20
–10
0
226112 G03
0
10
20 30 40 50 60