STULPI01A_08 Datasheet, PDF (14/44 Pages) STMicroelectronics – High speed USB On-The-Go ULPI transceiver

Electrical characteristics
STULPI01A - STULPI01B
Table 7.
Switching characteristics
(Over recommended operating conditions unless otherwise noted. All the typical values are
referred to T_A = 25 °C, V_1V8VIO = 1.8 V, V_BAT = 3.6 V, C_T = 4.7 µF)
Symbol
Parameter
Test conditions
Min. Typ. Max. Unit
Reset
t_RESETEXT Width of reset pulse on RESETn pin
UART mode
10
µs
t_RISE
Switching time (max low to min high) C_LOAD=185pF
t_FALL
Switching time (min high to max low) C_LOAD=185pF
t_{PD_RX} Delay time (50% DM to 50% D1)
C_L=10pF
t_{PD_TX} Delay time (50% D0 to 50% DP)
t_UARTON2V7 Turn-on time for TXD line (2V7)
UART_2V7 = 1 measured
from DIR assertion
t_UARTOFF2V7 Turn-off time for TXD line (2V7)
UART_2V7 = 1 measured
from STP assertion
t_UARTON Turn-on time for TXD line
UART_2V7 = 0 measured
from DIR assertion
t_UARTOFF Turn-off time for TXD line
UART_2V7 = 0 measured
from DIR de-assertion
215 ns
215 ns
60
ns
60
ns
2
2.5 ms
1
µs
60
ns
60
ns
Low-speed driver
t_LR
t_LF
RFM_LS
DR_LS
t_DDJ1
t_DDJ2
t_LEOPT
Data signal rise time
Data signal fall time
Rise and fall time matching
Low-speed data rate
Data jitter to next transition
Data jitter for paired transitions
SE0 interval of EOP
Full-speed driver
C_LOAD = 600pF
C_LOAD = 600pF
Includes freq. tolerances
Includes freq. tolerances
75
100
300 ns
75
100
300 ns
-20
20
%
1.49925
1.50075 Mb/s
-25
25
ns
-14
14
ns
1250
1500 ns
t_FR
t_FF
RFM_FS
DR_HS
t_DJ1
t_DJ2
t_FEOPT
Data signal rise time
Data signal fall time
Rise and fall time matching
Full-speed data rate
Data jitter to next transition
Data jitter for paired transitions
SE0 interval of EOP
Clock generation constants
t_PLL
PLL lock time
t_DLL
DLL lock time
C_LOAD = 50pF
C_LOAD = 50pF
Includes freq. tolerances
Includes freq. tolerances
4
4
-10
11.994
-3.5
-4
160
(1)
(1)
20
ns
20
ns
+10 %
12.006 Mb/s
3.5 ns
4
ns
175 ns
200 µs
280 µs
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