ADS5240 Datasheet, PDF (7/24 Pages) Burr-Brown (TI) – 4-Channel, 12-Bit, 40MSPS ADC with Serial LVDS Interface

www.ti.com
Sample n
Input
ADS5240
SBAS326C – JUNE 2004 – REVISED DECEMBER 2004
LVDS TIMING DIAGRAM (PER ADC CHANNEL)
Sample n+6
ADCLK
LCLK_P
6X ADCLK
LCLK_N
OUT_P
SERIAL DATA
OUT_N
ADCLK_P
1X ADCLK
ADCLK_N
t_SAMPLE
t_S
2
;
t_S
=
t_SAMPLE
12
D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D0 D1
Sample n data
t_D(A)
t_PROP
6.5 Clock Cycles
RESET TIMING
+AVDD
Power
Supply
0V
+AVDD
RESET
0V
t₁
t₂
t₁ > 10ms
t₂ > 100ns
t₃ > 100ns
t₃
Register Write Enable
POWER-DOWN TIMING
1µs
10µs
PD
Device Fully
Powers Down
Device Fully
Powers Up
7