IDT79RC32H434-266BC IDT, Integrated Device Technology Inc, IDT79RC32H434-266BC Datasheet - Page 25

• Manufacturer Part Number: IDT79RC32H434-266BC
• Description: IC MPU 32BIT CORE 266MHZ 256-BGA
• Manufacturer: IDT, Integrated Device Technology Inc
• Series: Interprise™r

Specifications of IDT79RC32H434-266BC

• Processor Type: MIPS32 32-Bit
• Speed: 266MHz
• Voltage: 1.2V
• Mounting Type: Surface Mount
• Package / Case: 256-BGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Features: -
• Other names: 79RC32H434-266BC

Ethernet
MIIMDC
MIIMDIO
Ethernet — MII Mode
MIIRXCLK,
MIITXCLK
MIIRXCLK,
MIITXCLK
MIIRXD[3:0],
MIIRXDV,
MIIRXER
MIITXD[3:0],
MIITXENP,
MIITXER
Ethernet — RMII Mode
RMIIREFCLK
RMIITXEN,
RMIITXD[1:0]
RMIICRSDV,
RMIIRXER,
RMIIRXD[1:0]
1.
2.
IDT RC32434
Signal
The values for this symbol were determined by calculation, not by testing.
The ethernet clock (MIIRXCLK and MIITXCLK) frequency must be equal to or less than 1/2 ICLK (MIIRXCLK and MIITXCLK <= 1/2(ICLK)).
2
2
Symbol
Thigh_9a,
Thigh_9c,
Thigh_9d,
Trise_9c,
Trise_9d,
Thigh_9i,
Tper_9a
Tlow_9a
Tdo_9b
Tlow_9c
Tper_9d
Tlow_9d
Thld_9b
Tper_9c
Tfall_9d
Thld_9e
Tfall_9c
Tlow_9i
Tsu_9b
Tsu_9e
Tper_9i
Tsu_9k
Tdo_9f
Tdo_9j
1
Reference
MIIMDC rising
MIIxRXCLK
MIIxTXCLK
MIIRXCLK
Edge
None
None
None
rising
None
rising
rising
399.96
30.0
12.0
10.0
39.9
14.0
10.0
10.0
19.9
Min
140
0.0
0.0
7.0
2.0
5.5
10
—
—
266MHz
400.4
Max
26.0
25.0
13.0
40.0
20.1
14.5
300
260
3.0
2.0
—
—
—
—
Table 9 Ethernet AC Timing Characteristics
—
—
—
399.96
30.0
12.0
10.0
39.9
14.0
10.0
10.0
19.9
Min
140
0.0
0.0
7.0
2.0
5.5
10
300MHz
—
—
25 of 53
400.4
Max
40.0
26.0
25.0
20.1
13.0
14.5
300
260
3.0
2.0
—
—
—
—
—
—
—
399.96
30.0
12.0
10.0
39.9
14.0
10.0
10.0
19.9
Min
140
0.0
0.0
7.0
2.0
5.5
10
—
—
350MHz
400.4
Max
40.0
26.0
25.0
20.1
13.0
14.5
300
260
3.0
2.0
—
—
—
—
—
—
—
399.96
30.0
12.0
10.0
39.9
14.0
10.0
10.0
19.9
Min
140
0.0
0.0
7.0
2.0
5.5
10
400MHz
—
—
400.4
Max
40.0
26.0
25.0
20.1
13.0
14.5
300
260
3.0
2.0
—
—
—
—
—
—
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
10 Mbps
100 Mbps
Condi-
tions
January 19, 2006
See Figure 10.
See Figure 10.
See Figure 10.
Reference
Diagram
Timing