Datasheet

9
226114fc
LTC2261-14
LTC2260-14/LTC2259-14
For more information www.linear.com/LTC2261-14
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
226114 TD04
CS
SCK
SDI
R/W
SDO
HIGH IMPEDANCE
Typical perForMance characTerisTics
LTC2261-14: Integral
Non-Linearity (INL)
LTC2261-14: Differential
Non-Linearity (DNL)
LTC2261-14: 8k Point FFT, f
IN
= 5MHz
–1dBFS, 125Msps
OUTPUT CODE
0
–2.0
–0.5
–1.0
–1.5
INL ERROR (LSB)
0
0.5
1.0
1.5
2.0
4096
8192 12288 16384
226114 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
4096
8192 12288 16384
226114 G02
FREQUENCY (MHz)
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE (dBFS)
–50
–30
–40
–20
–10
0
226114 G03
0
10
20 30 40 50 60