Datasheet

TLV2541, TLV2542, TLV2545
2.7-V TO 5.5-V, LOW-POWER, 12-BIT, 140/200 KSPS,
SERIAL ANALOG-TO-DIGITAL CONVERTERS WITH AUTOPOWER DOWN
SLAS245E −MARCH 2000 − REVISED APRIL 2010
13
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
POST OFFICE BOX 1443
• HOUSTON, TEXAS 77251−1443
PARAMETER MEASUREMENT INFORMATION
SCLK
CS
SDO
t
(sample)
t
c
t
d(SCLK17H-SDOZ)
1 1 12 164
t
(reset cycle)
MUX = AIN0
OD11 OD0 OD11
t
d(CSL-SDOV)
t
h(EOC-CSH)
t
d(SCLKH-SDOV)
t
d(CSL-SDOV)
t
w(H_CS)
Figure 8. TLV2542 Reset Cycle Critical Timing
OD11 OD0
SCLK
V
IH
SDO
t
(sample)
t
c
4 1612
t
w(L_SCLK)
12
V
IL
t
w(H_SCLK)
t
h(EOC-CSH)
t
(powerdown)
CS
t
h(SCLKL-CSL)
t
d(CSL-SDOV)
t
d(SCLKH-SDOV)
t
d(SCLK17H-SDOZ)
OD8
t
w(H_CS)
t
su(CSL-SCLKL)
Figure 9. TLV2542 and TLV2545 Conversion Cycle Critical Timing