ST72681 STMicroelectronics, ST72681 Datasheet - Page 6

• Manufacturer Part Number: ST72681
• Description: USB 2.0 HIGH-SPEED 8-BIT MCU FLASH DRIVE CONTROLLER
• Manufacturer: STMicroelectronics

Pin description
6/34
Table 2.
Table 3.
Table 4.
Pin
Pin
Pin
48
47
33
32
25
24
14
15
13
12
11
10
9
8
7
6
5
4
3
2
1
VDDOUSB
Pin name
VDD33_1
VDD33_2
VDD33_3
VDD33_4
Pin name
Pin name
OSCOUT
USBDM
VSS_1
VSS_2
VSS_3
VSS_4
USBDP
VDDBL
VSSBL
OSCIN
VDDC
VDD3
VSSC
RREF
VSSA
VDDA
Power supply
USB 2.0 interface
USB 2.0 and core clock system
Type
Type
Type
S
S
S
S
S
S
S
S
S
I/O
I/O
I/O
S
O
S
S
S
S
S
S
I
Ground
I/Os and regulator supply voltage
Ground
I/Os and regulator supply voltage
Ground
I/Os and regulator supply voltage
Ground
I/Os and regulator supply voltage
USB2 PHY, OSC and PLL power supply output (1.8 V)
Supply voltage for buffers and de-serialization flip flops (1.8 V)
Ground for buffers and de-serialization flip flops (1.8 V)
USB2 DATA -
USB2 DATA +
Supply voltage for the FS compliance (3.3 V)
Supply voltage for DLL & XOR tree (1.8 V)
Ground for DLL & XOR tree (1.8 V)
Ref. resistor for integrated impedance process adaptation
(11.3 kOhms 1% pull down)
Ground for oscillator & PLL (1.8 V)
12 MHz oscillator output
12 MHz oscillator input
Supply voltage for oscillator & PLL (1.8 V)
Description
Description
Description
ST72681