GTL2008 Datasheet, PDF (7/20 Pages) NXP Semiconductors – 12-bit GTL to LVTTL translator with power good control and high-impedance LVTTL and GTL outputs

Philips Semiconductors
GTL2008; GTL2107
GTL translator with power good control and high-impedance outputs
8. Application design-in information
1.5 kΩ to 1.2 kΩ
V_CC
PLATFORM
HEALTH
MANAGEMENT
CPU1 1ERR_L
CPU1 THRMTRIP L
CPU1 PROCHOT L
CPU2 PROCHOT L
V_TT
56 Ω
1.5 kΩ
NMI_L
CPU2 IERR_L
CPU2 THRMTRIP L
CPU1 SMI L
CPU2 SMI L
SMI_BUFF_L
(1)
SOUTHBRIDGE NMI
SOUTHBRIDGE SMI_L
power supply
POWER GOOD
R
2R
VREF
V_CC
1AO
1BI
2AO
2BI
5A
7BO1
6A
7BO2
EN1
EN2
11B1
11B0
GTL2008
11A GTL2107 5BI
9BI
6BI
3AO
3BI
4AO
4BI
10AI1
10BO1
10AI2
10BO2
GND
9AO
V_TT
56 Ω
V_CC
CPU1
IERR_L
THRMTRIP L
FORCEPR_L
PROCHOT L
NMI
CPU1 DISABLE_L
FORCEPR_L
PROCHOT L
IERR_L
THRMTRIP L
NMI
CPU2 DISABLE_L
CPU2
002aab970
(1) If 9AO needs to be HIGH before EN2 goes HIGH, a pull-up resistor is required because it is high-impedance until EN2 goes
HIGH. All other outputs, both GTL and LVTTL, require pull-up resistors because they are open-drain.
Fig 3. Typical application
GTL2008_GTL2107_2
Product data sheet
Rev. 02 — 26 September 2006
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
7 of 20