SIM3U146-B-GQ Silicon Labs, SIM3U146-B-GQ Datasheet - Page 28

• Manufacturer Part Number: SIM3U146-B-GQ
• Description: ARM Microcontrollers - MCU ARM Cortex-M3 USB 64KB TQFP64
• Manufacturer: Silicon Labs

Specifications of SIM3U146-B-GQ

• Rohs: yes
• Core: ARM Cortex M3
• Processor Series: SIM3U1xx
• Data Bus Width: 32 bit
• Maximum Clock Frequency: 80 MHz
• Program Memory Size: 64 KB
• Data Ram Size: 32 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 1.8 V to 3.6 V
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: TQFP-64
• Mounting Style: SMD/SMT
• Interface Type: 2 x I2C, I2S, 3 x SPI, 2 x USART, 2 x UART
• Number Of Programmable I/os: 65
• Number Of Timers: 2 x 32 bit
• Supply Voltage - Max: 3.6 V

SiM3U1xx
Table 3.17. USB Transceiver
28
Valid Supply Range
(for USB Compliance)
VBUS Pull-Down Leakage Current
Transmitter
Output High Voltage
Output Low Voltage
Output Crossover Point
Output Impedance
Pull-up Resistance
Output Rise Time
Output Fall Time
Receiver
Differential Input
Sensitivity
Differential Input Common Mode
Range
Input Leakage Current
Note: Refer to the USB Specification for timing diagrams and symbol definitions.
Parameter
Symbol
I
VBUSL
V
Z
V
V
R
V
V
V
DRV
CRS
t
t
I
CM
DD
OH
OL
PU
R
F
L
DI
V
Low Speed (D– Pull-up)
Full Speed (D+ Pull-up)
BUS
Rev. 1.0
Pullups Disabled
Test Condition
| (D+) – (D–) |
= 5 V, V
Driving High
Driving Low
Low Speed
Low Speed
Full Speed
Full Speed
IO
= 3.3 V
1.425
Min
3.0
2.8
1.3
0.2
0.8
75
75
—
—
—
—
—
4
4
<1.0
Typ
1.5
10
38
38
—
—
—
—
—
—
—
—
—
—
1.575
Max
300
300
3.6
0.8
2.0
2.5
20
20
—
—
—
—
—
—
Unit
µA
k
µA
ns
ns
V
V
V
V

V
V