IDT79RV4700-150DP IDT, Integrated Device Technology Inc, IDT79RV4700-150DP Datasheet - Page 8

• Manufacturer Part Number: IDT79RV4700-150DP
• Description: IC MPU 64BIT RISC 150MHZ 208-QFP
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of IDT79RV4700-150DP

• Processor Type: RISC 64-Bit
• Speed: 150MHz
• Voltage: 3.3V
• Mounting Type: Surface Mount
• Package / Case: 208-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Features: -
• Other names: 79RV4700-150DP

Thermal Considerations
thermal properties of high-speed processors. The RC4700 is packaged
using cavity down packaging in a 179-pin PGA package, and a 208-lead
QFP package. These packages effectively dissipate the power of the
CPU, increasing device reliability.
C. The type of package, speed (power) of the device, and airflow condi-
tions affect the equivalent ambient temperature conditions that will meet
this specification.
using the thermal resistance from case to ambient (∅
package. The following equation relates ambient and case tempera-
tures:
calculated by using the maximum I
Revision History
nary” to “Final.”
change to DP.
Parameters tables, changed values in the Min column for all speeds
from 1.0 to 0.
Information page.
IDT79R4700
Airflow (ft/min)
PGA
QFP
The RC4700 uses special packaging techniques to improve the
The equivalent allowable ambient temperature, T
T
where P is the maximum power consumption at hot temperature,
Typical values for ∅
January 1996: Initial draft.
March 1997: Deleted data on 150MHz speed for 5V part only.
August 1997: Upgraded 80 to 175 MHz speed specs from “Prelimi-
June 1999: Upgraded speed to 200MHz on 3V part specs. Package
June 29, 2000: Added back 175 and 200 MHz speeds.
April 10, 2001: In the Data Output category of the System Interface
December 5, 2008: Removed IDT from ordering codes on Ordering
The R4700 is guaranteed in a case temperature range of 0° to +85°
A
= T
Table 2:
C
- P * ∅
Thermal Resistance (
CA
CA
16
21
0
at various airflows are shown in Table 2:.
200
13
7
CC
∅
specification for the device.
400
10
5
CA) at Various Airflows
∅
CA
600
3
9
A
, can be calculated
800
2.5
CA
8
) of the given
1000
2
7
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December 5, 2008