79RC32K438-233BB IDT, 79RC32K438-233BB Datasheet - Page 38

• Manufacturer Part Number: 79RC32K438-233BB
• Description: Processors - Application Specialized
• Manufacturer: IDT

Specifications of 79RC32K438-233BB

• Part # Aliases: IDT79RC32K438-233BB

Recommended Operating Supply Voltages
Recommended Operating Temperatures
Capacitive Load Deration
IDT 79RC32438
V
V
V
V
V
V
DDRVREF
V
Refer to the
1.
2.
3.
ss
ss
cc
cc
cc
cc
TT
SSTL_2 I/Os are used to connect to DDR SDRAM.
Peak-to-peak AC noise on DDRVREF may not exceed ± 2% DDRVREF (DC).
V
PLL
I/O
SI/O
PLL
Core
3
TT
Symbol
of the SSTL_2 transmitting device must track DDRVREF of the receiving device.
2
79RC32438 IBIS Model
Common ground
PLL ground
I/O supply except for SSTL_2
I/O supply for SSTL_2
PLL supply
SSTL_2 input reference
voltage
SSTL_2 termination voltage
Internal logic supply
Parameter
on the IDT web site (www.idt.com).
V
V
cc
ss
Commercial
1
Industrial
Grade
10 ohm
Figure 25 PLL Filter Circuit for Noisy Environments
1
10
Clock Speed
Table 16 RC32438 Operating Temperatures
200MHz, 233MHz
266MHz, 300MHz
200MHz, 233MHz
266MHz, 300MHz
1
µ
Table 15 RC32438 Operating Voltages
F
All speeds
All speeds
0.1
38 of 59
µ
F
DDRVREF - 0.04
Minimum
0.5(VccSI/O)
100 pF
3.0
2.3
1.1
1.2
1.1
1.2
0
-40
0
°
Temperature
°
C to +70
C to +85
V
V
V
V
RC32438
0.5(VccSI/O)
cc
ss
cc
ss
Typical
DDRVREF
PLL
PLL
PLL
PLL
3.3
2.5
1.2
1.3
1.2
1.3
0
°
°
C Ambient
C Ambient
DDRVREF + 0.04
Maximum
0.5(VccSI/O)
3.6
2.7
1.3
1.4
1.3
1.4
0
May 25, 2004
Unit
V
V
V
V
V
V
V
V
V