AT89C51SND1C-ROTIL ATMEL Corporation, AT89C51SND1C-ROTIL Datasheet - Page 28

• Manufacturer Part Number: AT89C51SND1C-ROTIL
• Description: Single-Chip Microcontroller with MP3 Decoder and Man-Machine Interface
• Manufacturer: ATMEL Corporation

Phase Lock Loop
Schematic
Parameters
In-System Programming
Schematic
Parameters
28
AT8xC51SND1C
Figure 13. PLL Filter Connection
Table 37. PLL Filter Characteristics
V
Figure 14. ISP Pull-down Connection
Table 38. ISP Pull-Down Characteristics V
DD
Symbol
Symbol
R
= 2.7 to 3.3V , T
C1
C2
R
ISP
Parameter
Filter Resistor
Filter Capacitance 1
Filter Capacitance 2
Parameter
ISP Pull-down Resistor
A
= -40° to +85°C
PFILT
ISP
VSS
DD
R
C1
= 2.7 to 3.3V , T
V
VSS
SS
RISP
C2
Min
Min
A
= -40° to +85°C
Typ
Typ
100
2.2
2.2
10
Max
Max
4106F–8051–10/02
Unit
Unit
kΩ
nF
nF
Ω