CM2400-05 Datasheet, PDF (5/13 Pages) California Micro Devices Corp – Universal Serial Bus Transceiver with Level Translator

PRELIMINARY
CM2400-05
Specifications (cont’d)
ELECTRICAL OPERATING CHARACTERISTICS (CONT’D)
Static Operating Characteristics (cont’d)
Analog I/O Pins (V_BUS = 4.1V to 5.5V; V_CC = 1.65V to 3.6V)
SYMBOL PARAMETER
CONDITIONS
MIN TYP
V_DI
Differential receiver input sensi- _{| VI(D+) - VI(D-) |}
0.2
tivity
V_CM Differential receiver
0.8
common mode voltage
V_IL
Single-ended receiver
logic LOW input voltage
OE = logic "1"
V_IH
Single-ended receiver
OE = logic "1"
2.0
logic HIGH input voltage
V_HYS Single-ended receiver
OE = logic "1"
0.4
Hysteresis voltage
V_OL
Logic LOW output voltage
R_L = 1.5kΩ tied to +3.6V
V_OH Logic HIGH output voltage
R_L = 15kΩ tied to GND
2.8
I_LZ
OFF-state leakage current
C_IN
Transceiver Capacitance
Pin to GND
10
R_SW Internal switch resistance at
30
V_PU
Z_DRV Driver output impedance
Measured with steady-state drive; See Note 33 39
(includes 33 ohm 1% resistor) 3
MAX
2.5
0.8
0.7
0.3
3.6
±1
44
UNITS
V
V
V
V
V
V
V
µA
pF
Ω
Ω
Dynamic Operating Characteristics:
Analog I/O Pins (VBUS = 4.1 to 5.5V; VCC = 1.65 to 3.6V)
Driver Characteristics & Timings (Full-speed mode only)
SYMBOL PARAMETER
CONDITIONS
MIN TYP MAX UNITS
t_FR
Rise time
C_L = 50 to 125pF, measured 10% to 90%
4
(V_OH-V_OL); See Figure 6
t_FF
Fall time
C_L = 50 to 125pF, measured 10% to 90%
4
(V_OH-V_OL); See Figure 6
FRFM Differential rise / fall time match- Excluding the first transition from idle state 90
ing (t_FR/t_FF)
V_CRS
Output signal crossover
voltage
Excluding the first transition from idle state; 1.3
See Figure 9
20
ns
20
ns
110
%
2.0
V
t_PLH(DRV)
t_PHL(DRV)
Driver propagation delay (V_O/
V_PO ➔ D+/D-, FSEO/V_MO ➔
D+/D-
LOW-to-HIGH transition; See Figure 9
HIGH-to-LOW transition; See Figure 9
18
ns
18
ns
t_PHZ Driver disable delay
t_PLZ
(OE ➔ D+/D-)
t_PZH Driver enable delay
t_PZL
(OE ➔ D+/D-)
HIGH-to-OFF; See Figure 7
LOW-to-OFF; See Figure 7
OFF-to-HIGH; See Figure 7
OFF-to-LOW; See Figure 7
18
ns
18
ns
15
ns
15
ns
Note 3: Rev 2.0 states Z_DRV must be between 28Ω and 44Ω, when the driver is not high speed capable.
© 2004 California Micro Devices Corp. All rights reserved.
06/30/04 430 N. McCarthy Blvd., Milpitas, CA 95035-5112 ● Tel: [phone] ● Fax: [phone] ● www.calmicro.com 5