E981.12A39BB ELMOS Semiconductor, E981.12A39BB Datasheet - Page 34

• Manufacturer Part Number: E981.12A39BB
• Description: Interface - Specialized Dual I/O Link Master Transciever
• Manufacturer: ELMOS Semiconductor

Specifications of E981.12A39BB

• Rohs: yes
• Product Type: Dual I/O link Master Transceiver
• Operating Supply Voltage: 3.3 V
• Supply Current: 5.5 mA
• Maximum Operating Temperature: + 105 C
• Mounting Style: SMD/SMT
• Package / Case: QFN-44
• Minimum Operating Temperature: - 40 C

Dual IO-Link Master Transceiver with UARTS
ADVANCE PRODUCT INFORMATION - JUL 26, 2011
Bit „LOCK“ in register CLK_STAT indicates a locked PLL. The PLL has a locking tolerance of
approximately 10%. Incorrect CLK_FAC configuration results in locked PLL but incorrect system
communication timing.
Register CLK_CTRL (0x0D)
Register CLK_FAC_LO (0x0E)
Register CLK_FAC_HI (0x0F)
This document contains information on a new product. ELMOS Semiconductor AG reserves the right to change specifications and information herein without notice.
ELMOS Semiconductor AG
CLK_STAT
CLK_CTRL
CLK_FAC_LO
CLK_FAC_HI
Content
Reset value
Internal access R/W
External access R
Bit Description
Content
Reset value
Internal access R/W
External access R/W
Bit Description
Content
Reset value
Internal access R/W
External access R
Bit Description
Register Name
-
0
FAC7
0
FAC7 : Clock divider low byte
-
0
FAC13 : Clock divider high byte
EXTQ :
CLKOE :
ENX :
0x0C
0x0D
0x0E
0x0F
MSB
MSB
MSB
Address
-
0
R/W
R
FAC6
1
R/W
R/W
-
0
R/W
R
1 = XTAL_IN is used as clock input from extern clock source, XTAL_OUT
0 = a quartz is connected to XTAL_IN and XTAL_OUT
1 = Clock output CLK_OUT enabled
0 = Clock output CLK_OUT disabled
1 = XTAL stage enabled
0 = XTAL stage disabled
Clock status register
Clock system control
Clock divider register
Clock divider register
is disabled (leave open)
Table 26: Clock divider register
Table 27: Clock divider register
Table 25: Clock system control
Table 24: Clock Register Table
-
0
R/W
R
FAC5
1
R/W
R/W
FAC13
0
R/W
R/W
Data Sheet 34 / 44
EXTQ
0
R/W
R/W
FAC4
1
R/W
R/W
FAC12
1
R/W
R/W
-
0
R/W
R
FAC3
0
R/W
R/W
FAC11
1
R/W
R/W
Description
-
0
R/W
R
FAC2
0
R/W
R/W
FAC10
1
R/W
R/W
QM-No.: 25DS0069E.00
CLKOE
0
R/W
R/W
FAC1
0
R/W
R/W
FAC9
0
R/W
R/W
E981.12
ENX
0
R/W
R/W
FAC0
1
R/W
R/W
FAC8
0
R/W
R/W
LSB
LSB
LSB