MC34825EPR2 Freescale Semiconductor, MC34825EPR2 Datasheet - Page 3

• Manufacturer Part Number: MC34825EPR2
• Description: IC USB MINI UNIV CHARGING 20QFN
• Manufacturer: Freescale Semiconductor
• Type: USB Interface ICr

Specifications of MC34825EPR2

• Controller Type: USB Peripheral Controller
• Interface: Micro-USB
• Voltage - Supply: 2.7 V ~ 5.5 V
• Current - Supply: 100mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-UFQFN Exposed Pad
• Usb Version: 2.0
• No. Of Ports: 1
• Supply Voltage Range: 2.7V To 5.5V
• Operating Temperature Range: -40°C To +85°C
• No. Of Pins: 20
• Msl: MSL 3 - 168 Hours
• Peak Reflow Compatible (260 C): Yes
• Rohs Compliant: Yes
• Leaded Process Compatible: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 1. 34825 Pin Definitions
Analog Integrated Circuit Device Data
Freescale Semiconductor
Pin Number
A functional description of each pin can be found in the Functional Pin Description section on
10
11
12
13
14
15
16
17
1
2
3
4
5
6
7
8
9
Pin Name
I
I
2
2
SPK_R
SPK_L
VDDIO
VBUS
C_SDA
C_SCL
RXD
VDD
OUT
ISET
TXD
MIC
INT
NC
NC
TRANSPARENT
D+
D-
TOP VIEW
No Connection
No Connection
Pin Function
Output
Output
Output
Output
Output
Input
Input
Input
Input
Input
Input
Input
IO
IO
IO
SPK_R
SPK_L
MIC
D+
D-
Charge current setting Open-drain output to set the charger current
Speaker right channel
Speaker left channel
VBUS power supply
Microphone output
UART transmitter
IO power supply
Interrupt output
UART receiver
No Connection
No Connection
D+ of the USB
Formal Name
Figure 3. 34825 Pin Connections
D- of the USB
Power supply
1
2
3
4
5
Power output
transceiver
transceiver
I
I
2
PIN CONNECTIONS
2
C clock
C data
20
6
19
7
GND
21
18
8
Right channel input for speaker signals
Left channel input for speaker signals
Microphone output to the baseband of the cell phone system
D+ line of the USB transceiver
D- line of the USB transceiver
Receive line of the UART
Transmit line of the UART
No Connection
IO supply voltage. The VDDIO voltage is used as the reference voltage
for the I
the IC.
No Connection
IC power supply input
Open-drain interrupt output
Data line of the I
Clock line of the I
The output of the power MOSFET pass switch
VBUS line of the Mini or micro-USB connector
17
9
16
10
2
C bus signals. This pin also functions as a hardware reset to
15
14
13
12
11
2
2
C interface
C interface
OUT
I
I
INT
VDD
2
2
C_SCL
C_SDA
Definition
page
13.
PIN CONNECTIONS
34825
3