si514 Silicon Laboratories, si514 Datasheet - Page 23

• Manufacturer Part Number: si514
• Description: Any-frequency I 2c Programmable Xo 100 Khz To 250 Mhz
• Manufacturer: Silicon Laboratories

The timing specifications and timing diagram for the I
is supported for compatibility with SMBus interfaces.
The I
2
C bus can be operated at a bus voltage of 1.71 to 3.63 V and is 3.3 V tolerant.
Read Operation – Single Byte
Read Operation - Burst (Auto Address Increment)
S
S
S
S
Slv Addr [6:0]
Slv Addr [6:0]
Slv Addr [6:0]
Slv Addr [6:0]
From slave to master
From master to slave
Figure 6. I
1
0
1
0
A
A Reg Addr [7:0]
A
A Reg Addr [7:0]
Preliminary Rev. 0.9
Data [7:0]
Data [7:0]
2
C Read Operation
2
C bus is compatible with the I
1 – Read
0 – Write
A – Acknowledge (SDA LOW)
N – Not Acknowledge (SDA HIGH)
S – START condition
P – STOP condition
N
A
A
A
P
Data [7:0]
Reg Addr +1
P
P
N
P
2
C -Bus standard. SDA timeout
Si514
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