Linear Technology LTC6804-1 - Revision History

LTC6804-1/LTC6804-2
77
680412fc
For more information www.linear.com/LTC6804-1
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
revision hisTory
REV DATE DESCRIPTION PAGE NUMBER
A 10/13 T
JMAX
corrected from 125°C to 150°C
WDT pin description updated
Information added to Recommended Transformers table
3
17, 30, 56, 57
68
B 6/14 Correction to TME Test Conditions, V(CO) = V
–
Description of T
SLEEP
added to STANDBY State Discussion
Correction to Temperature Range for TMS Spec, 125°C instead of 85°C
Note regarding potential differences between CO and V
–
added
Correction to Measurement Range for Accuracy Check, 2.985V to 3.015V
Clarification of CLRSTAT command, which also clears RSVD bits
Description of Reserved Bits Added
Clarification: Watchdog timer is reset by Qualfied Wake-up Signal
Clarification: SPI master supports only SPI mode 3
Correction to data register, Dn[3:0] changed to Dn[7:0]
Discussion of Address, Broadcast and Polling Commands edited for Clarity
4, 5
20
22
27
27, 51
28
30, 51
30
31
32
43-46
C 10/16 Absolute maximum voltage between V
+
to C12 Added
Note added in table to define I
B
Explanation added for issuing ADSTAT command with CHST = 100
Table 18 (read codes for I
2
C master operation) added
Explanation of setting SPI strength using R
B1
and R
B2
Explanation of the SPI terminating resistor, R
M
Explanation of SPI termination and use of a single LTC6804
Figure 18 added to single LTC6804 SPI termination
Explanation of waking up the LTC6804 daisy chain
Note added to Fully Isolated Power section to include a diode from V+ to top of cell
Section added for isoSPI IBIAS and ICMP setup
Section added for modular isoSPI daisy chain
Section added for multiple LTC6804s on the same PCB
Section added for connecting an MCU to an LTC6804-1
Section added for configuring an LTC6804-2 multidrop
Section added for basic connection of an LTC6804-2 multidrop
Figure 47, 48 added to show isoSPI connections
Section added for Transformer Selection Guide
Section added for isoSPI Layout Guidelines
2
22
27, 50
33
36
37
38
40
43
59
67, 68
69
71
72
72
72
73
74
75