ES1988 Datasheet, PDF (6/6 Pages) List of Unclassifed Manufacturers – PCI Audio-Modem Accelerator Product Brief

ES1988 PRODUCT BRIEF
Table 1 ES1988 Pin Descriptions (Continued)
Names
Pin Numbers
I/O
AFILT[2:1]
76:75
O
CAP[2:1]
78:77
O
LINE_OUT_L
79
O
LINE_OUT_R
80
O
MONO_OUT
81
O
RXD
GPIO1
I
84
I/O
TXD
O
GPIO2
(note)
85
I/O
RST#
INT#
PCICLK
GNT#
REQ#
86
I
87
O
88
I
91
I
92
O
Descriptions
Anti-aliasing filter cap for the ADC channel.
ADC and DAC reference caps.
Line left channel output.
Line right channel output.
Mono output.
MIDI receive data input. Enable MIDI I/O (MPU-401 I/O) by setting PCI 40h [3] = 1.
General-purpose input/output.
MIDI transmit data output. Enable MIDI I/O (MPU-401 I/O) by setting PCI 40h [3] = 1.
General-purpose input/output.
If a pull down resistor is used on this pin, then pin 2 is enabled for multifunctionality (IDSEL,
RO#, SPDIFO, and PCREQ#). Otherwise, pin 2 may only be used for IDSEL.
PCI reset input.
Interrupt request output.
PCI bus clock input.
Bus master grant input.
Bus master request output.
ORDERING INFORMATION
Part Number
ES1988S
Description
PCI Audio-Modem Accelerator
Package
100-pin LQFP
ESS Technology, Inc.
48401 Fremont Blvd.
Fremont, CA 94538
Tel: [phone]
Fax: [phone]
6
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© 2001 ESS Technology, Inc. All rights reserved.
SAM0368-030601