73S1121F
EMV Smart-Card Terminal Controller
with Built-in Dual ISO-7816 Interface and USB
DATA SHEET
AC CHARACTERISTICS: USB INTERFACE
SYMBOL
PARAMETER
Condition
MIN
Typ.
MAX
UNIT
CL = 50pF, series 33Ω 1% source termination resistor included
TR_USB
TF_USB
TRFM
Rise Time
Fall Time
Rise/fall time matching
Output signal crossover voltage
10% to 90%
90% to 10%
(USBTR/USBTF)
Includes VDI range
4
4
90
1.3
20
20
111.11
2.0
ns
ns
%
V
VCRS
Measured as in
Figure 4.4.2.1 of
USB 2.0
TDJ15,6
Source Jitter to Next Transition
-3.5
-4
3.5
4
ns
ns
ns
ns
Specification
Measured as in
Figure 4.4.2.1 of
USB 2.0
Source Jitter For Paired
Transitions
1, 2
TDJ2
Specification
Measured as in
Figure 4.4.2.2 of
USB 2.0
Receiver Jitter to Next
Transition
TJR1
-18.5
-9
18.5
Specification
Measured as in
Figure 4.4.2.2 of
USB 2.0
Receiver Jitter for Paired
Transitions
TJR2
9
Specification
Figure 4.4.2.3 of
USB 2.0
TEOPT
Source SE0 interval of EOP
Receiver SEO interval of EOP
160
82
175
ns
ns
Specification
Figure 4.4.2.3 of
USB 2.0
7
TEOPR
Specification
5 For both transitions of differential signaling.
6 Excluding first transition from the Idle state.
7 Must accept as valid EOP.
Page: 22 of 25
© 2005 TERIDIAN Semiconductor Corporation
Rev 2.3
TERIDIAN [ TERIDIAN SEMICONDUCTOR CORPORATION ]
