参数资料
型号: LTC5100EUF
厂商: Linear Technology
文件页数: 31/52页
文件大小: 0K
描述: IC DRIVER VCSEL 3.2GBPS 16QFN
标准包装: 91
类型: 激光二极管驱动器
数据速率: 3.2Gbps
通道数: 1
电源电压: 3.135 V ~ 3.465 V
电流 - 电源: 54mA
电流 - 调制: 12mA
工作温度: -40°C ~ 85°C
封装/外壳: 16-WQFN 裸露焊盘
供应商设备封装: 16-QFN(4x4)
包装: 管件
安装类型: 表面贴装
LTC5100
OPERATIO
Table 3. Example of User ADC Cycle Access
READ FROM
ADC
WRITE TO
ADC_USER
CYCLE
1
SIGNAL SOURCE
T
Adc_src_sel
REGISTER
Adc_src
V TERM
Valid
0
Data
V TERM (1)
COMMENT
Selected Signal Source is V TERM
2
3
4
I M
I S
User (V TERM )
V TERM
V TERM
V TERM
0
0
0
V TERM (1)
V TERM (1)
V TERM (1)
1
T
V TERM
1
V TERM (2)
ADC Updates Data with New Data,
Setting Valid
2
I M
V LD
V TERM
0
V TERM (2)
User Selects New Signal Source,
V LD , Clearing Valid
3
4
I S
User (V LD )
V TERM
V TERM
0
0
V TERM (2)
V TERM (2)
1
T
V LD
1
V LD (1)
ADC Updates Data with New Data,
Setting Vaild and Changing Adc_src
to Reflect the Source of the New Data
2
I M
V LD
1
V LD (1)
3
I S
V LD
V LD
0
V LD (1)
User Reads the ADC_USER Register,
Clearing Valid
4
User (V LD )
V LD
0
V LD (1)
1
T
V LD
1
V LD (2)
ADC Updates Data with New Data,
Setting Valid
2
3
4
I M
I S
User (V LD )
V LD
V LD
V LD
1
1
1
V LD (2)
V LD (2)
V LD (2)
WRITE S
LTC5100
ADDRESS
(7 BITS) 0x0A
W A
COMMAND
BYTE
A LOW BYTE A HIGH BYTE A P
READ S
LTC5100
ADDRESS
(7 BITS) 0x0A
W A
COMMAND
BYTE
LTC5100
A S ADDRESS R A LOW BYTE A HIGH BYTE
0x0A
N
A
P
5100 F28
Figure 28. I 2 C Serial Read/Write Sequences (LTC5100 Responses are Shown in Bold Italics)
to Use It, V1.0” by Philips Semiconductor. The 7-bit I 2 C
bus address for the LTC5100 is 0x0A (hex). When the
MSB .. LSB. The register set and I 2 C command set for the
LTC5100 are documented in Table 7 through Table 30.
Read/Write bit that follows is a “1”, the resulting 8-bit word
becomes 0x15. When the Read/Write bit is a “0”, the 8-bit
word becomes 0x14. To communicate with the LTC5100,
the bus master transmits the LTC5100 address followed
by a command byte and data as defined by the I 2 C bus
specification and shown in Figure 28 and Table 4. Note that
16 bits of data are always transmitted, low byte first, high
byte last. Within each transmitted byte, the bit order is
Table 4. Legend for the I 2 C Protocol
SYMBOL
S
W
R
A
NA
P
MEANING
Start
Write
Read
Acknowledge
No Acknowledge
Stop
sn5100 5100fs
31
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