Datasheet

22
AT89C5132
4173C–USB–07/04
Phase Lock Loop
Schematic Figure 5. PLL Filter Connection
Parameters Table 4. PLL Filter Characteristics
V
DD
= 2.7 to 3.3V , T
A
= -40° to +85°C
USB Connection
Schematic Figure 6. USB Connection
Parameters Table 1. USB Termination Characteristics
V
DD
= 2.7 to 3.3 V, T
A
= -40 to +85°C
In-system Programming
Schematic Figure 7. ISP Pull-down Connection
Parameters Table 5. ISP Pull-Down Characteristics
V
DD
= 2.7 to 3.3V , T
A
= -40° to +85°C
VSS
FILT
R
C1
C2
VSS
Symbol Parameter Min Typ Max Unit
R Filter Resistor 100 Ω
C1 Filter Capacitance 1 10 nF
C2 Filter Capacitance 2 2.2 nF
D+
D-
VBUS
GND
D+
D-
VSS
To Power Supply
R
USB
R
USB
Symbol Parameter Min Typ Max Unit
R
USB
USB Termination Resistor 27 Ω
VSS
ISP
R
ISP
Symbol Parameter Min Typ Max Unit
R
ISP
ISP Pull-Down Resistor 2.2 kΩ