ST72T774J9B1 STMicroelectronics, ST72T774J9B1 Datasheet - Page 138

• Manufacturer Part Number: ST72T774J9B1
• Manufacturer: STMicroelectronics

Specifications of ST72T774J9B1

• Cpu Family: ST7
• Device Core Size: 8b
• Frequency (max): 24MHz
• Interface Type: I2C/USB
• Program Memory Type: EPROM
• Program Memory Size: 60KB
• Total Internal Ram Size: 1KB
• # I/os (max): 31
• Number Of Timers - General Purpose: 1
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4V
• On-chip Adc: 1-chx8-bit
• On-chip Dac: 1-chx8-bit
• Instruction Set Architecture: CISC
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Through Hole
• Pin Count: 42
• Package Type: SPDIP
• Lead Free Status / Rohs Status: Specific Sites Compliant

ST72774/ST727754/ST72734
Notes:
– RL is the load connected on the USB drivers.
– All the voltages are measured from the local ground potential (USBGND).
Figure 78. USB: Data signal Rise and fall time
USBGND
138/144
Note1: Measured from 10% to 90% of the data signal
Differential Common Mode Range
Rise/ Fall Time matching
Single Ended Receiver Threshold
Output signal Crossover
VCRS
Datas Lines
Driver characteristics:
Differential
Differential Input Sensitivity
USBVCC: voltage level
Parameter
Rise time
Static Output High
Fall Time
Static Output Low
Voltage
Inputs Levels:
Output Levels
Parameter
tf
Crossover
Symbol
USB: Low speed electrical characteristics
points
VCRS
trfm
tr
tf
Symbol
USB DC Electrical Characteristics
USBV
VCM
VOH
VSE
VOL
VDI
tr
RL of 1.5K ohms to
Includes VDI range
Note 1, CL=600 pF
Note 1, CL=600 pF
RL of 15K ohms to
Note 1, CL=50 pF
Note 1, CL=50 pF
AbsI((D+) - (D-))
Conditions
Conditions
USBGND
V
DD
3.6V
tr/tf
=5V
Min
1.3
75
75
80
Min.
0.2
0.8
0.8
2.8
3
Max
300
300
120
2.0
Max.
2.5
2.0
0.3
3.6
3.6
Unit
ns
ns
ns
ns
%
V
Unit
V
V
V
V
V
V