XR18910 Datasheet, PDF (4/19 Pages) Exar Corporation – 8:1 Sensor Interface Analog Front End

XR18910
Electrical Characteristics (Continued)
T_A = 25°C, V_CC = 3.3V, V_DD = 1.8V, R_L = 10kΩ to 1.5V, G = 760, unless otherwise noted.
Symbol Parameter
Dynamic Performance
BW
-3dB bandwidth
SR
Slew rate
e_NI
Input voltage noise, RTI
i_N
e_NP-P
XTALK
T_S
T_WAKE
Input current noise
Peak-to-peak noise
Crosstalk
Set-up time, 1% settling
Wake up time, 1% settling
Conditions
Min
G = 760
G=2
V_OUT = 1V_P-P, G = 2
f = 10Hz
f = 100Hz
f = 1kHz
f = 10Hz
f = 0.1 to 10Hz
Channel-to-channel, f = 1kHz
Analog ready after serial register finished write
Wake from ACK of SLEEP_OUT command
Typ
66
1300
1
75
46
35
0.6
2
90
3.5
9.6
Max Units
kHz
kHz
V/μs
nV/√Hz
nV/√Hz
nV/√Hz
fA/√Hz
μV_P-P
dB
μs
μs
Digital Characteristics (CMOS)
Symbol Parameter
V_IH
V_IL
I_IH
I_IL
CLK_F
Logic input HIGH
Logic input LOW
Input leakage HIGH
Input leakage LOW
Clock rate
Conditions
V_I = V_S
V_I = 0
Min
Typ
Max Units
0.7 x V_DD
0
-10
V_DD
0.3 x V_DD
10
0.4
V
V
μA
μA
MHz
I²C Bus Timing
T_A = -40 to 85°C, V_DD = 1.8 to 5V, unless otherwise noted.
Symbol Parameter
f_SCL
T_BUF
T_HD;STA
T_SU;STA
T_HD;DAT
T_VD;ACK
T_VD;DAT
T_SU;DAT
T_LOW
T_HIGH
T_F
T_R
T_SP
Operating frequency
Bus free time between STOP and
START
START condition hold time
START condition setup time
Data hold time
Data valid acknowledge
SCL LOW to data out valid
Data setup time
Clock LOW period
Clock HIGH period
Clock/data fall time
Clock/data rise time
Pulse width of spikes tolerance
Standard Mode
I²C-BUS
Min Max
0
100
4.7
4.0
4.7
0
0.6
0.6
250
4.7
4.0
300
1000
0.5
Fast Mode
I²C-BUS
Min Max
0
400
1.3
0.6
0.6
0
0.6
0.6
150
1.3
0.6
300
300
0.5
Units
kHz
μs
μs
μs
μs
μs
ns
ns
μs
μs
ns
ns
μs
REV1A
4/19